bump version

- Add setupGitHubInstallationToken utility for OIDC token generation
- Implement automatic token exchange with Pullfrog API endpoint
- Add support for multiple authentication methods (input, env, OIDC)
- Create setup utilities for test repository management
- Update action entry point to handle new token flow
- Add environment variable documentation for API key
- Remove large bundled dependencies and optimize build
- Support both development and production token workflows

.github/workflows/publish.yml

@@ -34,7 +34,7 @@ jobs:
           registry-url: "https://registry.npmjs.org"
 
       - name: Install dependencies
-        run: pnpm install
+        run: pnpm install --no-frozen-lockfile
 
       - name: Get package version
         id: version
@@ -95,24 +95,14 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           tag_name: ${{ steps.version.outputs.tag }}
-          release_name: "@pullfrog/action ${{ steps.version.outputs.tag }}"
+          release_name: "${{ steps.version.outputs.tag }}"
           body: |
             ## 📦 @pullfrog/action ${{ steps.version.outputs.version }}
 
             ### Usage in GitHub Actions
 
-            Use the major version tag for automatic updates:
             ```yaml
             - uses: pullfrog/action@${{ steps.version.outputs.major_tag }}
-              with:
-                message: "Your message here"
-            ```
-
-            Or pin to this specific version:
-            ```yaml
-            - uses: pullfrog/action@${{ steps.version.outputs.tag }}
-              with:
-                message: "Your message here"
             ```
 
             ### Installation via npm
@@ -123,11 +113,11 @@ jobs:
           draft: false
           prerelease: false
 
-      - name: Publish to npm
+      # - name: Publish to npm
-        if: steps.check_tag.outputs.exists == 'false'
+      #   if: steps.check_tag.outputs.exists == 'false'
-        run: npm publish --access public
+      #   run: npm publish --access public
-        env:
+      #   env:
-          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
+      #     NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
 
       - name: Summary
         if: always()

.husky/pre-commit

@@ -3,4 +3,4 @@ echo "🔨 Building action..."
 npm run build
 
 # Add the built files to the commit
-git add index.cjs entry.cjs
+git add entry.cjs

CLAUDE-ACTION.md

@@ -0,0 +1,299 @@
+# Claude Code Action Architecture & Flow
+
+This document provides a comprehensive overview of how the official (Anthropic) Claude Code Action works, from token exchange through post-run cleanup.
+
+## Overview
+
+The Claude Code Action is a sophisticated GitHub automation platform that enables Claude to interact with GitHub repositories through secure token exchange, intelligent mode detection, and comprehensive GitHub API integration.
+
+## High-Level Architecture
+
+```mermaid
+graph TD
+    Start([GitHub Action Triggered]) --> Setup[Setup Environment<br/>- Install Bun<br/>- Install Dependencies]
+    
+    Setup --> ParseContext[Parse GitHub Context<br/>- Extract event data<br/>- Parse inputs]
+    
+    ParseContext --> ModeDetection{Mode Detection}
+    
+    ModeDetection -->|Has explicit prompt| AgentMode[AGENT MODE<br/>Direct automation]
+    ModeDetection -->|@claude mention/assignment/label| TagMode[TAG MODE<br/>Interactive response]
+    ModeDetection -->|No trigger| DefaultAgent[Default to Agent<br/>(won't trigger)]
+    
+    %% Token Exchange Branch
+    AgentMode --> TokenExchange[Token Exchange Process]
+    TagMode --> TokenExchange
+    TokenExchange --> TokenMethod{Token Method}
+    
+    TokenMethod -->|Custom token provided| UseCustom[Use Custom GitHub Token]
+    TokenMethod -->|No custom token| OIDC[Generate OIDC Token<br/>core.getIDToken()]
+    
+    OIDC --> Exchange[Exchange OIDC for App Token<br/>api.anthropic.com/api/github/github-app-token-exchange]
+    Exchange --> CreateOctokit[Create Authenticated Octokit Client<br/>REST + GraphQL]
+    UseCustom --> CreateOctokit
+    
+    %% Permission Checks
+    CreateOctokit --> PermCheck[Check Write Permissions<br/>Only for entity contexts]
+    PermCheck -->|No permissions| PermFail[❌ Exit: No write access]
+    PermCheck -->|Has permissions| TriggerCheck{Check Trigger Conditions}
+    
+    %% Trigger Validation
+    TriggerCheck -->|Agent Mode| AgentTrigger{Has explicit prompt?}
+    TriggerCheck -->|Tag Mode| TagTrigger{Contains @claude mention<br/>or assignment/label?}
+    
+    AgentTrigger -->|No prompt| NoTrigger[❌ Skip: No trigger found]
+    AgentTrigger -->|Has prompt| PrepareAgent[Prepare Agent Mode]
+    TagTrigger -->|No mention| NoTrigger
+    TagTrigger -->|Has mention| PrepareTag[Prepare Tag Mode]
+    
+    %% Mode-Specific Preparation
+    PrepareAgent --> AgentPrep[Agent Mode Preparation<br/>- Create prompt file<br/>- Setup MCP servers<br/>- No tracking comment]
+    PrepareTag --> TagPrep[Tag Mode Preparation<br/>- Create tracking comment<br/>- Setup branches<br/>- Fetch GitHub data<br/>- Setup MCP servers]
+    
+    %% Data Fetching (Tag Mode)
+    TagPrep --> DataFetch[Fetch GitHub Data<br/>GraphQL + REST API]
+    DataFetch --> FetchWhat{What to fetch?}
+    
+    FetchWhat -->|Pull Request| PRData[PR Data:<br/>- Comments & reviews<br/>- Changed files + SHAs<br/>- Commit history<br/>- Author info]
+    FetchWhat -->|Issue| IssueData[Issue Data:<br/>- Comments<br/>- Issue details<br/>- Author info]
+    
+    PRData --> ProcessImages[Process Images<br/>Download & convert to base64]
+    IssueData --> ProcessImages
+    ProcessImages --> SetupBranch[Setup Branch<br/>- Create Claude branch<br/>- Configure git auth]
+    
+    %% MCP Server Setup
+    AgentPrep --> MCPSetup[Setup MCP Servers]
+    SetupBranch --> MCPSetup
+    
+    MCPSetup --> MCPServers{MCP Servers}
+    MCPServers --> GitHubActions[GitHub Actions Server<br/>- Workflow data<br/>- CI results]
+    MCPServers --> GitHubComments[GitHub Comment Server<br/>- Comment operations]
+    MCPServers --> GitHubFiles[GitHub File Ops Server<br/>- File operations<br/>- Branch management]
+    MCPServers --> GitHubInline[GitHub Inline Comment Server<br/>- PR review comments]
+    
+    GitHubActions --> PromptGen[Generate Prompt]
+    GitHubComments --> PromptGen
+    GitHubFiles --> PromptGen
+    GitHubInline --> PromptGen
+    
+    %% Prompt Generation
+    PromptGen --> PromptType{Prompt Type}
+    PromptType -->|Agent Mode| AgentPrompt[Agent Prompt:<br/>- Direct user prompt<br/>- Minimal context]
+    PromptType -->|Tag Mode| TagPrompt[Tag Prompt:<br/>- Rich GitHub context<br/>- PR/Issue details<br/>- Changed files<br/>- Comments & reviews<br/>- Commit instructions]
+    
+    AgentPrompt --> ClaudeRun[Run Claude Code]
+    TagPrompt --> ClaudeRun
+    
+    %% Claude Execution
+    ClaudeRun --> ClaudeExec[Claude Code Execution<br/>base-action/src/index.ts]
+    ClaudeExec --> ClaudeArgs[Prepare Claude Args<br/>- Prompt file path<br/>- Custom claude_args<br/>- Output format: stream-json]
+    
+    ClaudeArgs --> ClaudeProvider{Provider}
+    ClaudeProvider -->|Default| AnthropicAPI[Anthropic API<br/>ANTHROPIC_API_KEY]
+    ClaudeProvider -->|Bedrock| AWSBedrock[AWS Bedrock<br/>OIDC + AWS credentials]
+    ClaudeProvider -->|Vertex| GCPVertex[GCP Vertex AI<br/>OIDC + GCP credentials]
+    
+    AnthropicAPI --> ClaudeProcess[Spawn Claude Process<br/>- Named pipe for input<br/>- Stream JSON output]
+    AWSBedrock --> ClaudeProcess
+    GCPVertex --> ClaudeProcess
+    
+    ClaudeProcess --> ClaudeTools[Claude Tool Usage<br/>- MCP tools<br/>- File operations<br/>- GitHub API calls<br/>- Bash commands]
+    
+    ClaudeTools --> ClaudeOutput[Claude Output Processing<br/>- Capture execution log<br/>- Parse JSON stream<br/>- Extract metrics]
+    
+    %% Post-Run Actions
+    ClaudeOutput --> PostRun{Post-Run Actions}
+    
+    PostRun -->|Success| Success[✅ Success Path]
+    PostRun -->|Failure| Failure[❌ Failure Path]
+    
+    Success --> UpdateComment[Update Tracking Comment<br/>- Job run link<br/>- Branch link<br/>- PR link (if created)<br/>- Execution metrics]
+    Failure --> UpdateComment
+    
+    UpdateComment --> BranchCleanup[Branch Cleanup<br/>- Check for changes<br/>- Delete empty branches<br/>- Keep branches with commits]
+    
+    BranchCleanup --> FormatReport[Format Execution Report<br/>- Parse conversation turns<br/>- Format tool usage<br/>- Add to GitHub step summary]
+    
+    FormatReport --> RevokeToken[Revoke App Token<br/>DELETE /installation/token]
+    
+    RevokeToken --> End([Action Complete])
+```
+
+## Key Components
+
+### 1. Token Exchange Process
+
+The action uses a secure OIDC token exchange system:
+
+1. **OIDC Token Generation**: `core.getIDToken("claude-code-github-action")`
+2. **Token Exchange**: POST to `https://api.anthropic.com/api/github/github-app-token-exchange`
+3. **Authentication**: Creates authenticated Octokit clients for GitHub API access
+
+**Security Benefits:**
+- Repository-scoped access
+- Time-limited tokens
+- Permission-limited (only configured GitHub App permissions)
+- Automatic token masking in logs
+
+### 2. Mode Detection
+
+The action automatically detects the appropriate execution mode:
+
+#### **Agent Mode**
+- **Trigger**: Explicit `prompt` input provided
+- **Use Case**: Direct automation, custom workflows
+- **Behavior**: Minimal context, direct execution
+- **Tracking**: No tracking comments
+
+#### **Tag Mode**  
+- **Trigger**: @claude mentions, issue assignments, or labels
+- **Use Case**: Interactive GitHub responses
+- **Behavior**: Rich context, comprehensive GitHub data
+- **Tracking**: Creates and updates tracking comments
+
+### 3. Data Fetching (Tag Mode)
+
+When in Tag Mode, the action fetches comprehensive GitHub context:
+
+#### **Pull Request Data:**
+- Comments and reviews (including inline comments)
+- Changed files with SHAs
+- Commit history and metadata
+- Author information
+- File diff data
+
+#### **Issue Data:**
+- Issue details and metadata  
+- All comments
+- Author information
+- Labels and assignments
+
+#### **Image Processing:**
+- Downloads images from GitHub
+- Converts to base64 for Claude
+- Maps original URLs to processed content
+
+### 4. MCP Server Integration
+
+The action sets up multiple MCP (Model Context Protocol) servers to provide Claude with GitHub capabilities:
+
+#### **GitHub Actions Server**
+- Access to workflow runs and CI data
+- Build status and test results
+- Artifact information
+
+#### **GitHub Comment Server**
+- Comment creation and updates
+- Issue and PR comment management
+
+#### **GitHub File Operations Server**
+- File reading and writing
+- Branch creation and management
+- Commit operations
+
+#### **GitHub Inline Comment Server**
+- PR review comment operations
+- Line-specific feedback
+
+### 5. Prompt Generation
+
+The action generates context-rich prompts based on the detected mode:
+
+#### **Agent Mode Prompts:**
+- Direct user prompt
+- Minimal GitHub context
+- Focused on specific task
+
+#### **Tag Mode Prompts:**
+- Comprehensive GitHub context
+- PR/Issue details and history
+- Changed files and diffs
+- Comment threads and reviews
+- Commit instructions and guidelines
+
+### 6. Claude Execution
+
+The action runs Claude Code through multiple provider options:
+
+#### **Provider Support:**
+- **Anthropic API** (default): Direct API access with API key
+- **AWS Bedrock**: OIDC authentication with AWS credentials
+- **GCP Vertex AI**: OIDC authentication with GCP credentials
+
+#### **Execution Process:**
+1. **Named Pipe Setup**: Creates pipe for prompt input
+2. **Process Spawning**: Spawns Claude Code process
+3. **Stream Processing**: Captures JSON stream output
+4. **Tool Integration**: Enables MCP tools and GitHub operations
+
+### 7. Post-Run Actions
+
+After Claude execution, the action performs comprehensive cleanup and reporting:
+
+#### **Comment Updates:**
+- Updates tracking comments with results
+- Adds job run links and execution metrics
+- Includes branch and PR links when created
+
+#### **Branch Management:**
+- Checks for actual changes in Claude branches
+- Deletes empty branches to avoid clutter
+- Preserves branches with meaningful commits
+
+#### **Report Generation:**
+- Parses execution logs and conversation turns
+- Formats tool usage and results
+- Adds formatted report to GitHub step summary
+
+#### **Security Cleanup:**
+- Revokes GitHub App installation token
+- Cleans up temporary files and processes
+
+## Security Considerations
+
+### **Access Control:**
+- Repository-scoped permissions only
+- Write access validation for actors
+- Bot user controls and allowlists
+
+### **Token Management:**
+- Short-lived installation tokens
+- Automatic token revocation after use
+- Secure OIDC-based exchange
+
+### **Permission Boundaries:**
+- Limited to configured GitHub App permissions
+- No cross-repository access
+- Scoped to specific repository operations
+
+## Integration Points
+
+### **With Pullfrog:**
+The Claude Code Action can be integrated with Pullfrog's workflow system, providing:
+- Standardized agent interaction patterns
+- Consistent GitHub integration
+- Reusable authentication flows
+- Common MCP server infrastructure
+
+### **With GitHub:**
+- Native GitHub Actions integration
+- Comprehensive API coverage (REST + GraphQL)
+- Proper webhook handling
+- Standard GitHub UI integration
+
+## Development Notes
+
+### **Key Files:**
+- `src/entrypoints/prepare.ts`: Main preparation logic
+- `src/modes/`: Mode detection and handling
+- `src/github/token.ts`: OIDC token exchange
+- `src/mcp/`: MCP server implementations
+- `base-action/`: Core Claude Code execution
+
+### **Testing:**
+- Unit tests for individual components
+- Integration tests for full workflows
+- Local testing with `act` tool
+- Comprehensive fixture support
+
+This architecture provides a robust, secure, and extensible foundation for Claude-GitHub integration while maintaining clear separation of concerns and comprehensive error handling.

README.md

@@ -2,6 +2,8 @@
 
 GitHub Action for running Claude Code and other agents via Pullfrog.
 
+> **📖 Claude Code Action Architecture**: For a detailed technical overview of how the Claude Code Action works (token exchange, modes, data fetching, execution flow), see [CLAUDE-ACTION.md](./CLAUDE-ACTION.md).
+
 ## Quick Start
 
 ```bash
@@ -55,6 +57,14 @@ pnpm dev          # Watch mode
 
 The action is bundled into `entry.cjs` with all dependencies included, eliminating runtime dependency on node_modules.
 
+## Environment Variables
+
+Create `.env` in `/action`:
+
+```bash
+ANTHROPIC_API_KEY=sk-ant-api03-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx  # Claude API key
+```
+
 ## Architecture
 
 - **entry.cjs**: Bundled action entry point (self-contained)

action.yml

@@ -10,6 +10,12 @@ inputs:
   anthropic_api_key:
     description: "Anthropic API key for Claude Code authentication"
     required: false
+  github_token:
+    description: "GitHub token for repository access"
+    required: false
+  github_installation_token:
+    description: "GitHub App installation token"
+    required: false
 
 runs:
   using: "node20"

agents/claude.ts

@@ -1,8 +1,9 @@
 import { access, constants } from "node:fs/promises";
 import * as core from "@actions/core";
-import { boxString, tableString } from "../utils";
+import { createMcpConfig } from "../mcp/config.ts";
-import { spawn } from "../utils/subprocess";
+import { spawn } from "../utils/subprocess.ts";
-import type { Agent, AgentConfig, AgentResult } from "./types";
+import { boxString, tableString } from "../utils/table.ts";
+import type { Agent, AgentConfig, AgentResult } from "./types.ts";
 
 /**
  * Claude Code agent implementation
@@ -53,20 +54,18 @@ export class ClaudeAgent implements Agent {
       // Use shell execution to properly handle the pipe
       const result = await spawn({
         cmd: "bash",
-        args: [
+        args: ["-c", "curl -fsSL https://claude.ai/install.sh | bash -s 1.0.93"],
-          "-c",
-          "curl -fsSL https://claude.ai/install.sh | bash -s 1.0.93",
-        ],
         env: { ANTHROPIC_API_KEY: this.apiKey },
         timeout: 120000, // 2 minute timeout
-        onStdout: (chunk) => process.stdout.write(chunk),
+        onStdout: () => {
+          // no logs
+          // process.stdout.write(chunk)
+        },
         onStderr: (chunk) => process.stderr.write(chunk),
       });
 
       if (result.exitCode !== 0) {
-        throw new Error(
+        throw new Error(`Installation failed with exit code ${result.exitCode}: ${result.stderr}`);
-          `Installation failed with exit code ${result.exitCode}: ${result.stderr}`,
-        );
       }
 
       core.info("Claude Code installed successfully");
@@ -95,8 +94,24 @@ export class ClaudeAgent implements Agent {
         "stream-json",
         "--verbose",
         "--permission-mode",
-        "acceptEdits",
+        "bypassPermissions",
       ];
+
+      // Add MCP configuration if GitHub credentials are available
+      if (
+        process.env.GITHUB_INSTALLATION_TOKEN &&
+        process.env.REPO_OWNER &&
+        process.env.REPO_NAME
+      ) {
+        const mcpConfig = createMcpConfig(
+          process.env.GITHUB_INSTALLATION_TOKEN,
+          process.env.REPO_OWNER,
+          process.env.REPO_NAME
+        );
+        console.log("📋 MCP Config:", mcpConfig);
+        args.push("--mcp-config", mcpConfig);
+      }
+
       const env = {
         ANTHROPIC_API_KEY: this.apiKey,
       };
@@ -136,7 +151,7 @@ export class ClaudeAgent implements Agent {
       // throw on non-zero exit code
       if (result.exitCode !== 0) {
         throw new Error(
-          `Command failed with exit code ${result.exitCode}\n\nStdout: ${result.stdout}\n\nStderr: ${result.stderr}`,
+          `Command failed with exit code ${result.exitCode}\n\nStdout: ${result.stdout}\n\nStderr: ${result.stderr}`
         );
       }
 
@@ -155,7 +170,7 @@ export class ClaudeAgent implements Agent {
       // Log run summary
       const duration = Date.now() - this.runStats.startTime;
       core.info(
-        `📊 Run Summary: ${this.runStats.toolsUsed} tools used, ${this.runStats.turns} turns, ${duration}ms duration`,
+        `📊 Run Summary: ${this.runStats.toolsUsed} tools used, ${this.runStats.turns} turns, ${duration}ms duration`
       );
 
       core.info("✅ Task complete.");
@@ -178,8 +193,7 @@ export class ClaudeAgent implements Agent {
       } catch {
         // Group might not have been started, ignore
       }
-      const errorMessage =
+      const errorMessage = error instanceof Error ? error.message : "Unknown error";
-        error instanceof Error ? error.message : "Unknown error";
       return {
         success: false,
         error: `Failed to execute Claude Code: ${errorMessage}`,
@@ -230,12 +244,7 @@ function processJSONChunk(chunk: string, agent?: ClaudeAgent): void {
               ["model", parsedChunk.model],
               ["cwd", parsedChunk.cwd],
               ["permission_mode", parsedChunk.permissionMode],
-              [
+              ["tools", parsedChunk.tools?.length ? `${parsedChunk.tools.length} tools` : "none"],
-                "tools",
-                parsedChunk.tools?.length
-                  ? `${parsedChunk.tools.length} tools`
-                  : "none",
-              ],
               [
                 "mcp_servers",
                 parsedChunk.mcp_servers?.length
@@ -248,7 +257,7 @@ function processJSONChunk(chunk: string, agent?: ClaudeAgent): void {
                   ? `${parsedChunk.slash_commands.length} commands`
                   : "none",
               ],
-            ]),
+            ])
           );
         }
         break;
@@ -264,9 +273,7 @@ function processJSONChunk(chunk: string, agent?: ClaudeAgent): void {
             if (content.type === "text") {
               // Skip empty text content
               if (content.text.trim()) {
-                core.info(
+                core.info(boxString(content.text.trim(), { title: "Claude Code" }));
-                  boxString(content.text.trim(), { title: "Claude Code" }),
-                );
               }
             } else if (content.type === "tool_use") {
               // Track tools used
@@ -376,15 +383,12 @@ function processJSONChunk(chunk: string, agent?: ClaudeAgent): void {
 
           core.info(
             tableString([
-              [
+              ["Cost", `$${parsedChunk.total_cost_usd?.toFixed(4) || "0.0000"}`],
-                "Cost",
-                `$${parsedChunk.total_cost_usd?.toFixed(4) || "0.0000"}`,
-              ],
               ["Input Tokens", parsedChunk.usage?.input_tokens || 0],
               ["Output Tokens", parsedChunk.usage?.output_tokens || 0],
               ["Duration", `${parsedChunk.duration_ms}ms`],
               ["Turns", parsedChunk.num_turns || 1],
-            ]),
+            ])
           );
         } else {
           core.error(`❌ Failed: ${parsedChunk.error || "Unknown error"}`);

agents/index.ts

@@ -1,2 +0,0 @@
-export * from "./claude";
-export * from "./types";

entry.cjs

@@ -13047,7 +13047,7 @@ var require_fetch = __commonJS({
         this.emit("terminated", error2);
       }
     };
-    function fetch(input, init = {}) {
+    function fetch2(input, init = {}) {
       webidl.argumentLengthCheck(arguments, 1, { header: "globalThis.fetch" });
       const p = createDeferredPromise();
       let requestObject;
@@ -13977,7 +13977,7 @@ var require_fetch = __commonJS({
       }
     }
     module2.exports = {
-      fetch,
+      fetch: fetch2,
       Fetch,
       fetching,
       finalizeAndReportTiming
@@ -17233,7 +17233,7 @@ var require_undici = __commonJS({
     module2.exports.getGlobalDispatcher = getGlobalDispatcher;
     if (util.nodeMajor > 16 || util.nodeMajor === 16 && util.nodeMinor >= 8) {
       let fetchImpl = null;
-      module2.exports.fetch = async function fetch(resource) {
+      module2.exports.fetch = async function fetch2(resource) {
         if (!fetchImpl) {
           fetchImpl = require_fetch().fetch;
         }
@@ -17582,12 +17582,12 @@ var require_lib = __commonJS({
             throw new Error("Client has already been disposed.");
           }
           const parsedUrl = new URL(requestUrl);
-          let info3 = this._prepareRequest(verb, parsedUrl, headers);
+          let info4 = this._prepareRequest(verb, parsedUrl, headers);
           const maxTries = this._allowRetries && RetryableHttpVerbs.includes(verb) ? this._maxRetries + 1 : 1;
           let numTries = 0;
           let response;
           do {
-            response = yield this.requestRaw(info3, data);
+            response = yield this.requestRaw(info4, data);
             if (response && response.message && response.message.statusCode === HttpCodes.Unauthorized) {
               let authenticationHandler;
               for (const handler of this.handlers) {
@@ -17597,7 +17597,7 @@ var require_lib = __commonJS({
                 }
               }
               if (authenticationHandler) {
-                return authenticationHandler.handleAuthentication(this, info3, data);
+                return authenticationHandler.handleAuthentication(this, info4, data);
               } else {
                 return response;
               }
@@ -17620,8 +17620,8 @@ var require_lib = __commonJS({
                   }
                 }
               }
-              info3 = this._prepareRequest(verb, parsedRedirectUrl, headers);
+              info4 = this._prepareRequest(verb, parsedRedirectUrl, headers);
-              response = yield this.requestRaw(info3, data);
+              response = yield this.requestRaw(info4, data);
               redirectsRemaining--;
             }
             if (!response.message.statusCode || !HttpResponseRetryCodes.includes(response.message.statusCode)) {
@@ -17650,7 +17650,7 @@ var require_lib = __commonJS({
        * @param info
        * @param data
        */
-      requestRaw(info3, data) {
+      requestRaw(info4, data) {
         return __awaiter(this, void 0, void 0, function* () {
           return new Promise((resolve, reject) => {
             function callbackForResult(err, res) {
@@ -17662,7 +17662,7 @@ var require_lib = __commonJS({
                 resolve(res);
               }
             }
-            this.requestRawWithCallback(info3, data, callbackForResult);
+            this.requestRawWithCallback(info4, data, callbackForResult);
           });
         });
       }
@@ -17672,12 +17672,12 @@ var require_lib = __commonJS({
        * @param data
        * @param onResult
        */
-      requestRawWithCallback(info3, data, onResult) {
+      requestRawWithCallback(info4, data, onResult) {
         if (typeof data === "string") {
-          if (!info3.options.headers) {
+          if (!info4.options.headers) {
-            info3.options.headers = {};
+            info4.options.headers = {};
           }
-          info3.options.headers["Content-Length"] = Buffer.byteLength(data, "utf8");
+          info4.options.headers["Content-Length"] = Buffer.byteLength(data, "utf8");
         }
         let callbackCalled = false;
         function handleResult(err, res) {
@@ -17686,7 +17686,7 @@ var require_lib = __commonJS({
             onResult(err, res);
           }
         }
-        const req = info3.httpModule.request(info3.options, (msg) => {
+        const req = info4.httpModule.request(info4.options, (msg) => {
           const res = new HttpClientResponse(msg);
           handleResult(void 0, res);
         });
@@ -17698,7 +17698,7 @@ var require_lib = __commonJS({
           if (socket) {
             socket.end();
           }
-          handleResult(new Error(`Request timeout: ${info3.options.path}`));
+          handleResult(new Error(`Request timeout: ${info4.options.path}`));
         });
         req.on("error", function(err) {
           handleResult(err);
@@ -17734,27 +17734,27 @@ var require_lib = __commonJS({
         return this._getProxyAgentDispatcher(parsedUrl, proxyUrl);
       }
       _prepareRequest(method, requestUrl, headers) {
-        const info3 = {};
+        const info4 = {};
-        info3.parsedUrl = requestUrl;
+        info4.parsedUrl = requestUrl;
-        const usingSsl = info3.parsedUrl.protocol === "https:";
+        const usingSsl = info4.parsedUrl.protocol === "https:";
-        info3.httpModule = usingSsl ? https : http;
+        info4.httpModule = usingSsl ? https : http;
         const defaultPort = usingSsl ? 443 : 80;
-        info3.options = {};
+        info4.options = {};
-        info3.options.host = info3.parsedUrl.hostname;
+        info4.options.host = info4.parsedUrl.hostname;
-        info3.options.port = info3.parsedUrl.port ? parseInt(info3.parsedUrl.port) : defaultPort;
+        info4.options.port = info4.parsedUrl.port ? parseInt(info4.parsedUrl.port) : defaultPort;
-        info3.options.path = (info3.parsedUrl.pathname || "") + (info3.parsedUrl.search || "");
+        info4.options.path = (info4.parsedUrl.pathname || "") + (info4.parsedUrl.search || "");
-        info3.options.method = method;
+        info4.options.method = method;
-        info3.options.headers = this._mergeHeaders(headers);
+        info4.options.headers = this._mergeHeaders(headers);
         if (this.userAgent != null) {
-          info3.options.headers["user-agent"] = this.userAgent;
+          info4.options.headers["user-agent"] = this.userAgent;
         }
-        info3.options.agent = this._getAgent(info3.parsedUrl);
+        info4.options.agent = this._getAgent(info4.parsedUrl);
         if (this.handlers) {
           for (const handler of this.handlers) {
-            handler.prepareRequest(info3.options);
+            handler.prepareRequest(info4.options);
           }
         }
-        return info3;
+        return info4;
       }
       _mergeHeaders(headers) {
         if (this.requestOptions && this.requestOptions.headers) {
@@ -19661,10 +19661,10 @@ var require_core = __commonJS({
       (0, command_1.issueCommand)("set-env", { name }, convertedVal);
     }
     exports2.exportVariable = exportVariable;
-    function setSecret(secret) {
+    function setSecret2(secret) {
       (0, command_1.issueCommand)("add-mask", {}, secret);
     }
-    exports2.setSecret = setSecret;
+    exports2.setSecret = setSecret2;
     function addPath(inputPath) {
       const filePath = process.env["GITHUB_PATH"] || "";
       if (filePath) {
@@ -19675,7 +19675,7 @@ var require_core = __commonJS({
       process.env["PATH"] = `${inputPath}${path.delimiter}${process.env["PATH"]}`;
     }
     exports2.addPath = addPath;
-    function getInput2(name, options) {
+    function getInput3(name, options) {
       const val = process.env[`INPUT_${name.replace(/ /g, "_").toUpperCase()}`] || "";
       if (options && options.required && !val) {
         throw new Error(`Input required and not supplied: ${name}`);
@@ -19685,9 +19685,9 @@ var require_core = __commonJS({
       }
       return val.trim();
     }
-    exports2.getInput = getInput2;
+    exports2.getInput = getInput3;
     function getMultilineInput(name, options) {
-      const inputs = getInput2(name, options).split("\n").filter((x) => x !== "");
+      const inputs = getInput3(name, options).split("\n").filter((x) => x !== "");
       if (options && options.trimWhitespace === false) {
         return inputs;
       }
@@ -19697,7 +19697,7 @@ var require_core = __commonJS({
     function getBooleanInput(name, options) {
       const trueValue = ["true", "True", "TRUE"];
       const falseValue = ["false", "False", "FALSE"];
-      const val = getInput2(name, options);
+      const val = getInput3(name, options);
       if (trueValue.includes(val))
         return true;
       if (falseValue.includes(val))
@@ -19706,7 +19706,7 @@ var require_core = __commonJS({
 Support boolean input list: \`true | True | TRUE | false | False | FALSE\``);
     }
     exports2.getBooleanInput = getBooleanInput;
-    function setOutput2(name, value) {
+    function setOutput(name, value) {
       const filePath = process.env["GITHUB_OUTPUT"] || "";
       if (filePath) {
         return (0, file_command_1.issueFileCommand)("OUTPUT", (0, file_command_1.prepareKeyValueMessage)(name, value));
@@ -19714,7 +19714,7 @@ Support boolean input list: \`true | True | TRUE | false | False | FALSE\``);
       process.stdout.write(os.EOL);
       (0, command_1.issueCommand)("set-output", { name }, (0, utils_1.toCommandValue)(value));
     }
-    exports2.setOutput = setOutput2;
+    exports2.setOutput = setOutput;
     function setCommandEcho(enabled) {
       (0, command_1.issue)("echo", enabled ? "on" : "off");
     }
@@ -19744,10 +19744,10 @@ Support boolean input list: \`true | True | TRUE | false | False | FALSE\``);
       (0, command_1.issueCommand)("notice", (0, utils_1.toCommandProperties)(properties), message instanceof Error ? message.toString() : message);
     }
     exports2.notice = notice;
-    function info3(message) {
+    function info4(message) {
       process.stdout.write(message + os.EOL);
     }
-    exports2.info = info3;
+    exports2.info = info4;
     function startGroup2(name) {
       (0, command_1.issue)("group", name);
     }
@@ -19781,12 +19781,12 @@ Support boolean input list: \`true | True | TRUE | false | False | FALSE\``);
       return process.env[`STATE_${name}`] || "";
     }
     exports2.getState = getState;
-    function getIDToken(aud) {
+    function getIDToken2(aud) {
       return __awaiter(this, void 0, void 0, function* () {
         return yield oidc_utils_1.OidcClient.getIDToken(aud);
       });
     }
-    exports2.getIDToken = getIDToken;
+    exports2.getIDToken = getIDToken2;
     var summary_1 = require_summary();
     Object.defineProperty(exports2, "summary", { enumerable: true, get: function() {
       return summary_1.summary;
@@ -25494,7 +25494,7 @@ var require_src = __commonJS({
 });
 
 // entry.ts
-var core3 = __toESM(require_core(), 1);
+var core4 = __toESM(require_core(), 1);
 
 // main.ts
 var core2 = __toESM(require_core(), 1);
@@ -25503,6 +25503,28 @@ var core2 = __toESM(require_core(), 1);
 var import_promises = require("node:fs/promises");
 var core = __toESM(require_core(), 1);
 
+// mcp/config.ts
+var actionPath = process.env.GITHUB_ACTION_PATH || process.cwd();
+function createMcpConfig(githubInstallationToken, repoOwner, repoName) {
+  return JSON.stringify(
+    {
+      mcpServers: {
+        minimal_github_comment: {
+          command: "node",
+          args: [`${actionPath}/mcp/server.ts`],
+          env: {
+            GITHUB_INSTALLATION_TOKEN: githubInstallationToken,
+            REPO_OWNER: repoOwner,
+            REPO_NAME: repoName
+          }
+        }
+      }
+    },
+    null,
+    2
+  );
+}
+
 // utils/subprocess.ts
 var import_node_child_process = require("node:child_process");
 async function spawn(options) {
@@ -25707,20 +25729,16 @@ var ClaudeAgent = class {
     try {
       const result = await spawn({
         cmd: "bash",
-        args: [
+        args: ["-c", "curl -fsSL https://claude.ai/install.sh | bash -s 1.0.93"],
-          "-c",
-          "curl -fsSL https://claude.ai/install.sh | bash -s 1.0.93"
-        ],
         env: { ANTHROPIC_API_KEY: this.apiKey },
         timeout: 12e4,
         // 2 minute timeout
-        onStdout: (chunk) => process.stdout.write(chunk),
+        onStdout: () => {
+        },
         onStderr: (chunk) => process.stderr.write(chunk)
       });
       if (result.exitCode !== 0) {
-        throw new Error(
+        throw new Error(`Installation failed with exit code ${result.exitCode}: ${result.stderr}`);
-          `Installation failed with exit code ${result.exitCode}: ${result.stderr}`
-        );
       }
       core.info("Claude Code installed successfully");
     } catch (error2) {
@@ -25741,8 +25759,17 @@ var ClaudeAgent = class {
         "stream-json",
         "--verbose",
         "--permission-mode",
-        "acceptEdits"
+        "bypassPermissions"
       ];
+      if (process.env.GITHUB_INSTALLATION_TOKEN && process.env.REPO_OWNER && process.env.REPO_NAME) {
+        const mcpConfig = createMcpConfig(
+          process.env.GITHUB_INSTALLATION_TOKEN,
+          process.env.REPO_OWNER,
+          process.env.REPO_NAME
+        );
+        console.log("\u{1F4CB} MCP Config:", mcpConfig);
+        args.push("--mcp-config", mcpConfig);
+      }
       const env = {
         ANTHROPIC_API_KEY: this.apiKey
       };
@@ -25821,10 +25848,7 @@ function processJSONChunk(chunk, agent) {
               ["model", parsedChunk.model],
               ["cwd", parsedChunk.cwd],
               ["permission_mode", parsedChunk.permissionMode],
-              [
+              ["tools", parsedChunk.tools?.length ? `${parsedChunk.tools.length} tools` : "none"],
-                "tools",
-                parsedChunk.tools?.length ? `${parsedChunk.tools.length} tools` : "none"
-              ],
               [
                 "mcp_servers",
                 parsedChunk.mcp_servers?.length ? `${parsedChunk.mcp_servers.length} servers` : "none"
@@ -25845,9 +25869,7 @@ function processJSONChunk(chunk, agent) {
           for (const content of parsedChunk.message.content) {
             if (content.type === "text") {
               if (content.text.trim()) {
-                core.info(
+                core.info(boxString(content.text.trim(), { title: "Claude Code" }));
-                  boxString(content.text.trim(), { title: "Claude Code" })
-                );
               }
             } else if (content.type === "tool_use") {
               if (agent) {
@@ -25915,10 +25937,7 @@ function processJSONChunk(chunk, agent) {
         if (parsedChunk.subtype === "success") {
           core.info(
             tableString([
-              [
+              ["Cost", `$${parsedChunk.total_cost_usd?.toFixed(4) || "0.0000"}`],
-                "Cost",
-                `$${parsedChunk.total_cost_usd?.toFixed(4) || "0.0000"}`
-              ],
               ["Input Tokens", parsedChunk.usage?.input_tokens || 0],
               ["Output Tokens", parsedChunk.usage?.output_tokens || 0],
               ["Duration", `${parsedChunk.duration_ms}ms`],
@@ -25942,14 +25961,15 @@ function processJSONChunk(chunk, agent) {
 // main.ts
 async function main(params) {
   try {
-    const anthropicApiKey = params.anthropicApiKey || process.env.ANTHROPIC_API_KEY;
+    const { inputs, env, cwd } = params;
-    if (!anthropicApiKey) {
+    if (cwd !== process.cwd()) {
-      throw new Error("anthropic_api_key is required");
+      process.chdir(cwd);
     }
+    Object.assign(process.env, env);
     core2.info(`\u2192 Starting agent run with Claude Code`);
-    const agent = new ClaudeAgent({ apiKey: anthropicApiKey });
+    const agent = new ClaudeAgent({ apiKey: inputs.anthropic_api_key });
     await agent.install();
-    const result = await agent.execute(params.prompt);
+    const result = await agent.execute(inputs.prompt);
     if (!result.success) {
       return {
         success: false,
@@ -25970,33 +25990,82 @@ async function main(params) {
   }
 }
 
+// utils/github.ts
+var core3 = __toESM(require_core(), 1);
+async function setupGitHubInstallationToken() {
+  const inputToken = core3.getInput("github_installation_token");
+  const envToken = process.env.GITHUB_INSTALLATION_TOKEN;
+  const existingToken = inputToken || envToken;
+  if (existingToken) {
+    core3.setSecret(existingToken);
+    core3.info("Using provided GitHub installation token");
+    return existingToken;
+  }
+  core3.info("Generating OIDC token...");
+  try {
+    const oidcToken = await core3.getIDToken("pullfrog-api");
+    core3.info("OIDC token generated successfully");
+    const apiUrl = process.env.API_URL || "https://pullfrog.ai";
+    core3.info("Exchanging OIDC token for installation token...");
+    const tokenResponse = await fetch(`${apiUrl}/api/github/installation-token`, {
+      method: "POST",
+      headers: {
+        Authorization: `Bearer ${oidcToken}`,
+        "Content-Type": "application/json"
+      }
+    });
+    if (!tokenResponse.ok) {
+      const errorText = await tokenResponse.text();
+      throw new Error(
+        `Token exchange failed: ${tokenResponse.status} ${tokenResponse.statusText} - ${errorText}`
+      );
+    }
+    const tokenData = await tokenResponse.json();
+    core3.info(`Installation token obtained for ${tokenData.repository || "all repositories"}`);
+    core3.setSecret(tokenData.token);
+    process.env.GITHUB_INSTALLATION_TOKEN = tokenData.token;
+    return tokenData.token;
+  } catch (error2) {
+    throw new Error(
+      `Failed to setup GitHub installation token: ${error2 instanceof Error ? error2.message : "Unknown error"}`
+    );
+  }
+}
+
 // entry.ts
 async function run() {
   try {
-    const prompt = core3.getInput("prompt", { required: true });
+    const prompt = core4.getInput("prompt", { required: true });
-    const anthropicApiKey = core3.getInput("anthropic_api_key", {
+    const anthropic_api_key = core4.getInput("anthropic_api_key");
-      required: true
-    });
-    if (!anthropicApiKey) {
-      throw new Error("anthropic_api_key is required");
-    }
     if (!prompt) {
       throw new Error("prompt is required");
     }
-    const params = {
+    const inputs = {
       prompt,
-      anthropicApiKey
+      anthropic_api_key
+    };
+    const githubToken = core4.getInput("github_token") || process.env.GITHUB_TOKEN;
+    if (githubToken) {
+      inputs.github_token = githubToken;
+    }
+    const githubInstallationToken = core4.getInput("github_installation_token") || process.env.GITHUB_INSTALLATION_TOKEN;
+    if (githubInstallationToken) {
+      inputs.github_installation_token = githubInstallationToken;
+    } else {
+      await setupGitHubInstallationToken();
+    }
+    const params = {
+      inputs,
+      env: {},
+      cwd: process.cwd()
     };
     const result = await main(params);
-    core3.setOutput("status", result.success ? "success" : "failed");
-    core3.setOutput("prompt", prompt);
-    core3.setOutput("output", result.output || "");
     if (!result.success) {
       throw new Error(result.error || "Agent execution failed");
     }
   } catch (error2) {
     const errorMessage = error2 instanceof Error ? error2.message : "Unknown error occurred";
-    core3.setFailed(`Action failed: ${errorMessage}`);
+    core4.setFailed(`Action failed: ${errorMessage}`);
   }
 }
 run().catch((error2) => {

entry.ts

@@ -6,44 +6,54 @@
  */
 
 import * as core from "@actions/core";
-import { main } from "./main";
+import { type ExecutionInputs, type MainParams, main } from "./main.ts";
+import { setupGitHubInstallationToken } from "./utils/github.ts";
 
 async function run(): Promise<void> {
   try {
     // Get inputs from GitHub Actions
     const prompt = core.getInput("prompt", { required: true });
-    const anthropicApiKey = core.getInput("anthropic_api_key", {
+    const anthropic_api_key = core.getInput("anthropic_api_key");
-      required: true,
-    });
-
-    if (!anthropicApiKey) {
-      throw new Error("anthropic_api_key is required");
-    }
 
     if (!prompt) {
       throw new Error("prompt is required");
     }
 
-    // Create params object
+    // Create params object with new structure
-    const params = {
+    const inputs: ExecutionInputs = {
       prompt,
-      anthropicApiKey,
+      anthropic_api_key,
+    };
+
+    // Add optional properties only if they exist
+    const githubToken = core.getInput("github_token") || process.env.GITHUB_TOKEN;
+    if (githubToken) {
+      inputs.github_token = githubToken;
+    }
+
+    const githubInstallationToken =
+      core.getInput("github_installation_token") || process.env.GITHUB_INSTALLATION_TOKEN;
+    if (githubInstallationToken) {
+      inputs.github_installation_token = githubInstallationToken;
+    } else {
+      await setupGitHubInstallationToken();
+    }
+
+    const params: MainParams = {
+      inputs,
+      env: {},
+      cwd: process.cwd(),
     };
 
-    // Run the main function
     const result = await main(params);
 
-    // Set outputs
+    // TODO: Set outputs
-    core.setOutput("status", result.success ? "success" : "failed");
-    core.setOutput("prompt", prompt);
-    core.setOutput("output", result.output || "");
 
     if (!result.success) {
       throw new Error(result.error || "Agent execution failed");
     }
   } catch (error) {
-    const errorMessage =
+    const errorMessage = error instanceof Error ? error.message : "Unknown error occurred";
-      error instanceof Error ? error.message : "Unknown error occurred";
     core.setFailed(`Action failed: ${errorMessage}`);
   }
 }

fixtures/basic.ts

@@ -1,7 +1,13 @@
-import type { MainParams } from "../main";
+import type { MainParams } from "../main.ts";
 
 const testParams = {
-  prompt: "List all files in the current directory, then create a file called dynamic-test.txt with the content 'This was loaded from a TypeScript file!', then delete it."
+  inputs: {
+    prompt:
+      "List all files in the current directory, then create a file called dynamic-test.txt with the content 'This was loaded from a TypeScript file!', then delete it.",
+    anthropic_api_key: "sk-test-key",
+  },
+  env: {},
+  cwd: process.cwd(),
 } satisfies MainParams;
 
 export default testParams;

fixtures/basic.txt

@@ -1 +1,3 @@
-Print the list of tools available. Then create a new file called test.txt with the content "Hello from Pullfrog!".
+Use the MCP GitHub comment tool to add a comment containing your best frog joke to GitHub issue https://github.com/pullfrogai/scratch/issues/2.
+
+Do not use the gh cli. If the mcp tool does not work, bail.

index.ts

@@ -3,6 +3,11 @@
  * This exports the main function for programmatic usage
  */
 
-export { main } from "./main";
+export { ClaudeAgent } from "./agents/claude.ts";
-export { ClaudeAgent } from "./agents";
+export type { Agent, AgentConfig, AgentResult } from "./agents/types.ts";
-export type { Agent, AgentConfig, AgentResult } from "./agents/types";
+export {
+  type ExecutionInputs,
+  type MainParams,
+  type MainResult,
+  main,
+} from "./main.ts";

main.ts

@@ -1,9 +1,24 @@
 import * as core from "@actions/core";
-import { ClaudeAgent } from "./agents";
+import { ClaudeAgent } from "./agents/claude.ts";
+
+// Expected environment variables that should be passed as inputs
+export const EXPECTED_INPUTS: string[] = [
+  "ANTHROPIC_API_KEY",
+  "GITHUB_TOKEN",
+  "GITHUB_INSTALLATION_TOKEN",
+];
+
+export interface ExecutionInputs {
+  prompt: string;
+  anthropic_api_key: string;
+  github_token?: string;
+  github_installation_token?: string;
+}
 
 export interface MainParams {
-  prompt: string;
+  inputs: ExecutionInputs;
-  anthropicApiKey?: string;
+  env: Record<string, string>;
+  cwd: string;
 }
 
 export interface MainResult {
@@ -14,22 +29,25 @@ export interface MainResult {
 
 export async function main(params: MainParams): Promise<MainResult> {
   try {
-    // Use provided API key or fall back to environment variable
+    // Extract inputs from params
-    const anthropicApiKey =
+    const { inputs, env, cwd } = params;
-      params.anthropicApiKey || process.env.ANTHROPIC_API_KEY;
 
-    if (!anthropicApiKey) {
+    // Set working directory if different from current
-      throw new Error("anthropic_api_key is required");
+    if (cwd !== process.cwd()) {
+      process.chdir(cwd);
     }
 
+    // Set environment variables
+    Object.assign(process.env, env);
+
     core.info(`→ Starting agent run with Claude Code`);
 
     // Create and install the Claude agent
-    const agent = new ClaudeAgent({ apiKey: anthropicApiKey });
+    const agent = new ClaudeAgent({ apiKey: inputs.anthropic_api_key });
     await agent.install();
 
     // Execute the agent with the prompt
-    const result = await agent.execute(params.prompt);
+    const result = await agent.execute(inputs.prompt);
 
     if (!result.success) {
       return {
@@ -44,8 +62,7 @@ export async function main(params: MainParams): Promise<MainResult> {
       output: result.output || "",
     };
   } catch (error) {
-    const errorMessage =
+    const errorMessage = error instanceof Error ? error.message : "Unknown error occurred";
-      error instanceof Error ? error.message : "Unknown error occurred";
     return {
       success: false,
       error: errorMessage,

mcp/config.ts

@@ -0,0 +1,28 @@
+/**
+ * Simple MCP configuration helper for adding our minimal GitHub comment server
+ */
+const actionPath = process.env.GITHUB_ACTION_PATH || process.cwd();
+
+export function createMcpConfig(
+  githubInstallationToken: string,
+  repoOwner: string,
+  repoName: string
+) {
+  return JSON.stringify(
+    {
+      mcpServers: {
+        minimal_github_comment: {
+          command: "node",
+          args: [`${actionPath}/mcp/server.ts`],
+          env: {
+            GITHUB_INSTALLATION_TOKEN: githubInstallationToken,
+            REPO_OWNER: repoOwner,
+            REPO_NAME: repoName,
+          },
+        },
+      },
+    },
+    null,
+    2
+  );
+}

mcp/server.ts

@@ -0,0 +1,97 @@
+#!/usr/bin/env node
+// Minimal GitHub Issue Comment MCP Server
+import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
+import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js";
+import { Octokit } from "@octokit/rest";
+import { type } from "arktype";
+import { z } from "zod";
+
+// Get repository information from environment variables
+const REPO_OWNER = process.env.REPO_OWNER;
+const REPO_NAME = process.env.REPO_NAME;
+
+if (!REPO_OWNER || !REPO_NAME) {
+  console.error("Error: REPO_OWNER and REPO_NAME environment variables are required");
+  process.exit(1);
+}
+
+const server = new McpServer({
+  name: "Minimal GitHub Issue Comment Server",
+  version: "0.0.1",
+});
+
+// Define the schema for creating issue comments
+const Comment = type({
+  issueNumber: type.number.describe("the issue number to comment on"),
+  body: type.string.describe("the comment body content"),
+});
+
+server.tool(
+  "create_issue_comment",
+  "Create a comment on a GitHub issue",
+  {
+    issueNumber: z.number().describe("the issue number to comment on"),
+    body: z.string().describe("the comment body content"),
+  },
+  async ({ issueNumber, body }) => {
+    try {
+      Comment.assert({ issueNumber, body });
+
+      const githubInstallationToken = process.env.GITHUB_INSTALLATION_TOKEN;
+      if (!githubInstallationToken) {
+        throw new Error("GITHUB_INSTALLATION_TOKEN environment variable is required");
+      }
+
+      const octokit = new Octokit({
+        auth: githubInstallationToken,
+      });
+
+      const result = await octokit.rest.issues.createComment({
+        owner: REPO_OWNER,
+        repo: REPO_NAME,
+        issue_number: issueNumber,
+        body: body,
+      });
+
+      return {
+        content: [
+          {
+            type: "text",
+            text: JSON.stringify(
+              {
+                success: true,
+                commentId: result.data.id,
+                url: result.data.html_url,
+                body: result.data.body,
+              },
+              null,
+              2
+            ),
+          },
+        ],
+      };
+    } catch (error) {
+      const errorMessage = error instanceof Error ? error.message : String(error);
+      return {
+        content: [
+          {
+            type: "text",
+            text: `Error creating comment: ${errorMessage}`,
+          },
+        ],
+        error: errorMessage,
+        isError: true,
+      };
+    }
+  }
+);
+
+async function runServer() {
+  const transport = new StdioServerTransport();
+  await server.connect(transport);
+  process.on("exit", () => {
+    server.close();
+  });
+}
+
+runServer().catch(console.error);

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@pullfrog/action",
-  "version": "0.0.7",
+  "version": "0.0.13",
   "type": "module",
   "files": [
     "index.js",
@@ -17,25 +17,32 @@
   },
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
+    "typecheck": "tsc --noEmit",
     "build": "node esbuild.config.js",
     "build:npm": "zshy",
     "build:dev": "node esbuild.config.js",
     "prepare": "husky",
-    "play": "tsx --env-file=../.env play.ts"
+    "play": "node play.ts",
+    "upDeps": "pnpm up --latest"
   },
   "dependencies": {
-    "@actions/core": "^1.10.1",
+    "@actions/core": "^1.11.1",
+    "@modelcontextprotocol/sdk": "^1.17.5",
+    "@octokit/rest": "^22.0.0",
+    "@octokit/webhooks-types": "^7.6.1",
+    "arktype": "^2.1.22",
+    "dotenv": "^17.2.2",
     "execa": "^9.6.0",
     "table": "^6.9.0"
   },
   "devDependencies": {
     "@types/node": "^20.10.0",
-    "commander": "^14.0.0",
+    "arg": "^5.0.2",
-    "dotenv": "^17.2.2",
     "esbuild": "^0.25.9",
     "husky": "^9.0.0",
     "typescript": "^5.3.0",
-    "zshy": "^0.4.1"
+    "zshy": "^0.4.1",
+    "zod": "^3.24.4"
   },
   "repository": {
     "type": "git",

play.ts

@@ -1,191 +1,198 @@
-#!/usr/bin/env tsx
+import { existsSync, readFileSync } from "node:fs";
-
+import { dirname, extname, join, resolve } from "node:path";
-import { execSync } from "node:child_process";
-import { existsSync, readFileSync, rmSync, writeFileSync } from "node:fs";
-import { dirname, join, resolve, extname } from "node:path";
 import { fileURLToPath, pathToFileURL } from "node:url";
-import { Command } from "commander";
+import arg from "arg";
-import { main } from "./main";
+import { config } from "dotenv";
-import { runAct } from "./utils/act";
+import { main } from "./main.ts";
+import { runAct } from "./utils/act.ts";
+import { setupTestRepo } from "./utils/setup.ts";
+
+// Load environment variables from .env file
+config();
 
 const __filename = fileURLToPath(import.meta.url);
 const __dirname = dirname(__filename);
 
-async function loadPrompt(filePath: string): Promise<string> {
+export async function run(
-  const ext = extname(filePath).toLowerCase();
+  prompt: string,
-
+  options: { act?: boolean } = {}
-  // Try to resolve the file path
+): Promise<{ success: boolean; output?: string | undefined; error?: string | undefined }> {
-  let resolvedPath: string;
-
-  // First try as fixtures path
-  const fixturesPath = join(__dirname, "fixtures", filePath);
-  if (existsSync(fixturesPath)) {
-    resolvedPath = fixturesPath;
-  } else if (existsSync(filePath)) {
-    resolvedPath = resolve(filePath);
-  } else {
-    throw new Error(`File not found: ${filePath}`);
-  }
-
-  switch (ext) {
-    case ".txt": {
-      // Plain text - pass directly as prompt
-      return readFileSync(resolvedPath, "utf8").trim();
-    }
-
-    case ".json": {
-      // JSON - stringify and pass as prompt
-      const content = readFileSync(resolvedPath, "utf8");
-      const parsed = JSON.parse(content);
-      return JSON.stringify(parsed, null, 2);
-    }
-
-    case ".ts": {
-      // TypeScript - dynamic import and stringify default export
-      const fileUrl = pathToFileURL(resolvedPath).href;
-      const module = await import(fileUrl);
-
-      if (!module.default) {
-        throw new Error(
-          `TypeScript file ${filePath} must have a default export`,
-        );
-      }
-
-      // If it's a string, use it directly
-      if (typeof module.default === "string") {
-        return module.default;
-      }
-
-      // If it's a MainParams object with a prompt field, extract the prompt
-      if (typeof module.default === "object" && module.default.prompt) {
-        return module.default.prompt;
-      }
-
-      // Otherwise stringify it
-      return JSON.stringify(module.default, null, 2);
-    }
-
-    default:
-      throw new Error(
-        `Unsupported file type: ${ext}. Supported types: .txt, .json, .ts`,
-      );
-  }
-}
-
-async function runPlay(
-  filePath: string,
-  options: { act?: boolean },
-): Promise<void> {
   try {
-    // Load the prompt from the specified file
-    const prompt = await loadPrompt(filePath);
-
     if (options.act) {
       // Use Docker/act to run the action
       console.log("🐳 Running with Docker/act...");
       runAct(prompt);
+      return { success: true };
+    }
+
+    // Setup test repository and run directly
+    const tempDir = join(process.cwd(), ".temp");
+    setupTestRepo({ tempDir, forceClean: true });
+
+    // Change to the temp directory
+    const originalCwd = process.cwd();
+    process.chdir(tempDir);
+
+    console.log("🚀 Running action with prompt...");
+    console.log("─".repeat(50));
+    console.log("Prompt:");
+    console.log(prompt);
+    console.log("─".repeat(50));
+
+    // Set environment variables from our .env for the action to use
+    const { EXPECTED_INPUTS } = await import("./main.ts");
+    EXPECTED_INPUTS.forEach((inputName) => {
+      const value = process.env[inputName];
+      if (value) {
+        process.env[`INPUT_${inputName.toLowerCase()}`] = value;
+      }
+    });
+
+    // Run main with the new params structure
+    const inputs: any = {
+      prompt,
+      anthropic_api_key: process.env.ANTHROPIC_API_KEY || "",
+    };
+
+    // Add optional properties only if they exist
+    if (process.env.GITHUB_TOKEN) {
+      inputs.github_token = process.env.GITHUB_TOKEN;
+    }
+
+    if (process.env.GITHUB_INSTALLATION_TOKEN) {
+      inputs.github_installation_token = process.env.GITHUB_INSTALLATION_TOKEN;
+    }
+
+    const result = await main({
+      inputs,
+      env: process.env as Record<string, string>,
+      cwd: process.cwd(),
+    });
+
+    // Change back to original directory
+    process.chdir(originalCwd);
+
+    if (result.success) {
+      console.log("✅ Action completed successfully");
+      if (result.output) {
+        console.log("Output:", result.output);
+      }
+      return { success: true, output: result.output || undefined, error: undefined };
     } else {
-      // Clone the test repository and run directly
+      console.error("❌ Action failed:", result.error);
-      const tempDir = join(process.cwd(), ".temp");
+      return { success: false, error: result.error || undefined, output: undefined };
-      const repoUrl = "git@github.com:pullfrogai/scratch.git";
+    }
+  } catch (error) {
+    const errorMessage = (error as Error).message;
+    console.error("❌ Error:", errorMessage);
+    return { success: false, error: errorMessage, output: undefined };
+  }
+}
 
-      // Remove existing temp directory if it exists
+// CLI execution when run directly
-      if (existsSync(tempDir)) {
+if (import.meta.url === `file://${process.argv[1]}`) {
-        console.log("🗑️  Removing existing .temp directory...");
+  const args = arg({
-        rmSync(tempDir, { recursive: true, force: true });
+    "--help": Boolean,
+    "--act": Boolean,
+    "--raw": String,
+    "-h": "--help",
+  });
+
+  if (args["--help"]) {
+    console.log(`
+Usage: tsx play.ts [file] [options]
+
+Test the Pullfrog action with various prompts.
+
+Arguments:
+  file                    Prompt file to use (.txt, .json, or .ts) [default: fixtures/basic.txt]
+
+Options:
+  --act                   Use Docker/act to run the action instead of running directly
+  --raw [prompt]          Use raw string as prompt instead of loading from file
+  -h, --help              Show this help message
+
+Examples:
+  tsx play.ts                        # Use default fixture
+  tsx play.ts fixtures/basic.txt     # Use specific text file
+  tsx play.ts custom.json            # Use JSON file
+  tsx play.ts --act fixtures/test.ts # Use TypeScript file with Docker/act
+  tsx play.ts --raw "Hello world"    # Use raw string as prompt
+    `);
+    process.exit(0);
+  }
+
+  let prompt: string;
+
+  if (args["--raw"]) {
+    // Use raw prompt string
+    prompt = args["--raw"];
+  } else {
+    // Load prompt from file
+    const filePath = args._[0] || "fixtures/basic.txt";
+    const ext = extname(filePath).toLowerCase();
+    let resolvedPath: string;
+
+    // First try as fixtures path
+    const fixturesPath = join(__dirname, "fixtures", filePath);
+    if (existsSync(fixturesPath)) {
+      resolvedPath = fixturesPath;
+    } else if (existsSync(filePath)) {
+      resolvedPath = resolve(filePath);
+    } else {
+      throw new Error(`File not found: ${filePath}`);
+    }
+
+    switch (ext) {
+      case ".txt": {
+        // Plain text - pass directly as prompt
+        prompt = readFileSync(resolvedPath, "utf8").trim();
+        break;
       }
 
-      // Clone the repository
+      case ".json": {
-      console.log("📦 Cloning pullfrogai/scratch into .temp...");
+        // JSON - stringify and pass as prompt
-      execSync(`git clone ${repoUrl} ${tempDir}`, { stdio: "inherit" });
+        const content = readFileSync(resolvedPath, "utf8");
+        const parsed = JSON.parse(content);
+        prompt = JSON.stringify(parsed, null, 2);
+        break;
+      }
 
-      // List of environment variables to copy to .temp
+      case ".ts": {
-      const envVarsToCopy = [
+        // TypeScript - dynamic import and stringify default export
-        "ANTHROPIC_API_KEY",
+        const fileUrl = pathToFileURL(resolvedPath).href;
-        "GITHUB_TOKEN",
+        const module = await import(fileUrl);
-        // Add more environment variables here as needed
-      ];
 
-      // Build .env content from the list
+        if (!module.default) {
-      const envLines = envVarsToCopy
+          throw new Error(`TypeScript file ${filePath} must have a default export`);
-        .map((varName) => `${varName}=${process.env[varName] || ""}`)
-        .join("\n");
-
-      const envPath = join(tempDir, ".env");
-      writeFileSync(envPath, envLines + "\n");
-      console.log("📝 Created .env file in .temp directory with:");
-
-      let hasRequiredVars = true;
-      envVarsToCopy.forEach((varName) => {
-        const hasValue = !!process.env[varName];
-        console.log(`   - ${varName}: ${hasValue ? "✓" : "✗ (missing)"}`);
-
-        // Check for required variables
-        if (varName === "ANTHROPIC_API_KEY" && !hasValue) {
-          hasRequiredVars = false;
         }
-      });
 
-      if (!hasRequiredVars) {
+        // If it's a string, use it directly
-        console.warn("\n⚠️  Warning: ANTHROPIC_API_KEY is not set or empty.");
+        if (typeof module.default === "string") {
-        console.warn(
+          prompt = module.default;
-          "   Please ensure you have a valid API key in your .env file.",
+        } else if (typeof module.default === "object" && module.default.prompt) {
-        );
+          // If it's a MainParams object with a prompt field, extract the prompt
-        console.warn(
+          prompt = module.default.prompt;
-          "   Get your API key from: https://console.anthropic.com/api-keys\n",
+        } else {
-        );
+          // Otherwise stringify it
-      }
+          prompt = JSON.stringify(module.default, null, 2);
-
-      // Change to the temp directory
-      process.chdir(tempDir);
-
-      console.log("🚀 Running test in .temp directory...");
-      console.log("─".repeat(50));
-      console.log(`Prompt from ${filePath}:`);
-      console.log(prompt);
-      console.log("─".repeat(50));
-
-      // Run main with the params object
-      const result = await main({ prompt });
-
-      if (result.success) {
-        console.log("✅ Test completed successfully");
-        if (result.output) {
-          console.log("Output:", result.output);
         }
-      } else {
+        break;
-        console.error("❌ Test failed:", result.error);
-        process.exit(1);
       }
+
+      default:
+        throw new Error(`Unsupported file type: ${ext}. Supported types: .txt, .json, .ts`);
+    }
+  }
+
+  try {
+    const result = await run(prompt, { act: args["--act"] || false });
+
+    if (!result.success) {
+      process.exit(1);
     }
   } catch (error) {
     console.error("❌ Error:", (error as Error).message);
     process.exit(1);
   }
 }
-
-// Set up CLI
-const program = new Command();
-
-program
-  .name("play")
-  .description("Test the Pullfrog action with various prompts")
-  .version("1.0.0")
-  .argument(
-    "[file]",
-    "Prompt file to use (.txt, .json, or .ts)",
-    "fixtures/basic.txt",
-  )
-  .option(
-    "--act",
-    "Use Docker/act to run the action instead of running directly",
-  )
-  .action(async (file: string, options: { act?: boolean }) => {
-    await runPlay(file, options);
-  });
-
-// Parse arguments and run
-program.parseAsync(process.argv).catch((error) => {
-  console.error("Fatal error:", error);
-  process.exit(1);
-});

scripts/generate-installation-token.ts

@@ -0,0 +1,356 @@
+#!/usr/bin/env tsx
+
+/**
+ * GitHub App Installation Token Generator
+ *
+ * Generates a temporary installation token for a GitHub App to access a specific repository.
+ * Uses environment variables for configuration and supports multiple installations.
+ *
+ * Usage:
+ *   node scripts/generate-installation-token.ts [--repo owner/name] [--update-env]
+ *
+ * Environment variables required:
+ *   GITHUB_APP_ID - GitHub App ID
+ *   GITHUB_PRIVATE_KEY - GitHub App private key (PEM format)
+ *   REPO_OWNER - Target repository owner (default)
+ *   REPO_NAME - Target repository name (default)
+ */
+
+import { createSign } from "node:crypto";
+import { readFileSync, writeFileSync } from "node:fs";
+import { join } from "node:path";
+import { config } from "dotenv";
+
+// Load environment variables
+config();
+
+interface GitHubAppConfig {
+  appId: string;
+  privateKey: string;
+  repoOwner: string;
+  repoName: string;
+}
+
+interface Installation {
+  id: number;
+  account: {
+    login: string;
+    type: string;
+  };
+}
+
+interface Repository {
+  owner: {
+    login: string;
+  };
+  name: string;
+}
+
+interface InstallationTokenResponse {
+  token: string;
+  expires_at: string;
+}
+
+interface RepositoriesResponse {
+  repositories: Repository[];
+}
+
+class GitHubAppTokenGenerator {
+  private config: GitHubAppConfig;
+
+  constructor(config: GitHubAppConfig) {
+    // Process private key to handle escaped newlines
+    config.privateKey = config.privateKey.replace(/\\n/g, "\n");
+    this.config = config;
+    this.validateConfig();
+  }
+
+  private validateConfig(): void {
+    const { appId, privateKey, repoOwner, repoName } = this.config;
+
+    if (!appId) {
+      throw new Error("GITHUB_APP_ID environment variable is required");
+    }
+
+    if (!privateKey) {
+      throw new Error("GITHUB_PRIVATE_KEY environment variable is required");
+    }
+
+    if (!repoOwner || !repoName) {
+      throw new Error("REPO_OWNER and REPO_NAME environment variables are required");
+    }
+
+    if (!privateKey.includes("BEGIN") || !privateKey.includes("END")) {
+      throw new Error("GITHUB_PRIVATE_KEY must be in PEM format");
+    }
+  }
+
+  /**
+   * Generates a JWT for GitHub App authentication
+   */
+  private generateJWT(): string {
+    const now = Math.floor(Date.now() / 1000);
+    const payload = {
+      iat: now - 60, // issued 1 minute ago to account for clock skew
+      exp: now + 5 * 60, // expires in 5 minutes
+      iss: this.config.appId,
+    };
+
+    const header = {
+      alg: "RS256",
+      typ: "JWT",
+    };
+
+    const encodedHeader = this.base64UrlEncode(JSON.stringify(header));
+    const encodedPayload = this.base64UrlEncode(JSON.stringify(payload));
+    const signaturePart = `${encodedHeader}.${encodedPayload}`;
+
+    const signature = createSign("RSA-SHA256")
+      .update(signaturePart)
+      .sign(this.config.privateKey, "base64")
+      .replace(/\+/g, "-")
+      .replace(/\//g, "_")
+      .replace(/=/g, "");
+
+    return `${signaturePart}.${signature}`;
+  }
+
+  private base64UrlEncode(str: string): string {
+    return Buffer.from(str)
+      .toString("base64")
+      .replace(/\+/g, "-")
+      .replace(/\//g, "_")
+      .replace(/=/g, "");
+  }
+
+  /**
+   * Makes authenticated requests to GitHub API
+   */
+  private async githubRequest<T>(
+    path: string,
+    options: {
+      method?: string;
+      headers?: Record<string, string>;
+      body?: string;
+    } = {}
+  ): Promise<T> {
+    const { method = "GET", headers = {}, body } = options;
+
+    const url = `https://api.github.com${path}`;
+    const requestHeaders = {
+      Accept: "application/vnd.github.v3+json",
+      "User-Agent": "Pullfrog-Installation-Token-Generator/1.0",
+      ...headers,
+    };
+
+    const response = await fetch(url, {
+      method,
+      headers: requestHeaders,
+      ...(body && { body }),
+    });
+
+    if (!response.ok) {
+      const errorText = await response.text();
+      throw new Error(
+        `GitHub API request failed: ${response.status} ${response.statusText}\n${errorText}`
+      );
+    }
+
+    return response.json() as T;
+  }
+
+  /**
+   * Finds the installation ID for the target repository
+   */
+  private async findInstallationId(jwt: string): Promise<number> {
+    console.log("🔍 Finding GitHub App installation...");
+
+    const installations = await this.githubRequest<Installation[]>("/app/installations", {
+      headers: { Authorization: `Bearer ${jwt}` },
+    });
+
+    console.log(`📋 Found ${installations.length} installation(s)`);
+
+    // Check each installation for access to target repository
+    for (const installation of installations) {
+      console.log(`🔎 Checking installation ${installation.id} (${installation.account.login})`);
+
+      try {
+        // Create a temporary token to check repository access
+        const tempToken = await this.createInstallationToken(jwt, installation.id);
+        const hasAccess = await this.checkRepositoryAccess(tempToken);
+
+        if (hasAccess) {
+          console.log(
+            `✅ Installation ${installation.id} has access to ${this.config.repoOwner}/${this.config.repoName}`
+          );
+          return installation.id;
+        }
+      } catch (error) {
+        console.log(
+          `❌ Installation ${installation.id} check failed:`,
+          error instanceof Error ? error.message : String(error)
+        );
+      }
+    }
+
+    throw new Error(
+      `No installation found with access to ${this.config.repoOwner}/${this.config.repoName}. ` +
+        "Ensure the GitHub App is installed on the target repository."
+    );
+  }
+
+  /**
+   * Checks if the installation token has access to the target repository
+   */
+  private async checkRepositoryAccess(token: string): Promise<boolean> {
+    try {
+      const response = await this.githubRequest<RepositoriesResponse>(
+        "/installation/repositories",
+        {
+          headers: { Authorization: `token ${token}` },
+        }
+      );
+
+      return response.repositories.some(
+        (repo) => repo.owner.login === this.config.repoOwner && repo.name === this.config.repoName
+      );
+    } catch {
+      return false;
+    }
+  }
+
+  /**
+   * Creates an installation access token
+   */
+  private async createInstallationToken(jwt: string, installationId: number): Promise<string> {
+    const response = await this.githubRequest<InstallationTokenResponse>(
+      `/app/installations/${installationId}/access_tokens`,
+      {
+        method: "POST",
+        headers: { Authorization: `Bearer ${jwt}` },
+      }
+    );
+
+    return response.token;
+  }
+
+  /**
+   * Generates a new installation token for the configured repository
+   */
+  async generateToken(): Promise<{
+    token: string;
+    installationId: number;
+    expiresAt: string;
+  }> {
+    console.log(
+      `🚀 Generating installation token for ${this.config.repoOwner}/${this.config.repoName}`
+    );
+    console.log(`📱 App ID: ${this.config.appId}`);
+
+    // Step 1: Generate JWT for app authentication
+    const jwt = this.generateJWT();
+    console.log("🔐 Generated JWT token");
+
+    // Step 2: Find installation with repository access
+    const installationId = await this.findInstallationId(jwt);
+
+    // Step 3: Create installation access token
+    console.log(`🎫 Creating installation token for installation ${installationId}...`);
+    const token = await this.createInstallationToken(jwt, installationId);
+
+    // Calculate expiration (GitHub tokens expire after 1 hour)
+    const expiresAt = new Date(Date.now() + 60 * 60 * 1000).toISOString();
+
+    console.log("✅ Installation token generated successfully!");
+    console.log(`🎟️  Token: ${token.substring(0, 20)}...`);
+    console.log(`📅 Expires: ${expiresAt}`);
+    console.log(`🏢 Installation ID: ${installationId}`);
+
+    return { token, installationId, expiresAt };
+  }
+
+  /**
+   * Updates the .env file with the new installation token
+   */
+  updateEnvFile(token: string): void {
+    const envPath = join(process.cwd(), ".env");
+
+    try {
+      let envContent = readFileSync(envPath, "utf8");
+
+      // Update or add the installation token
+      const tokenLine = `GITHUB_INSTALLATION_TOKEN=${token}`;
+      const tokenRegex = /^GITHUB_INSTALLATION_TOKEN=.*$/m;
+
+      if (tokenRegex.test(envContent)) {
+        envContent = envContent.replace(tokenRegex, tokenLine);
+      } else {
+        envContent += `\n${tokenLine}\n`;
+      }
+
+      writeFileSync(envPath, envContent);
+      console.log(`📝 Updated ${envPath} with new installation token`);
+    } catch (error) {
+      console.error(
+        "❌ Failed to update .env file:",
+        error instanceof Error ? error.message : String(error)
+      );
+    }
+  }
+}
+
+/**
+ * CLI interface
+ */
+async function main(): Promise<void> {
+  try {
+    const args = process.argv.slice(2);
+    const updateEnv = args.includes("--update-env");
+
+    // Parse repository from args if provided
+    const repoArg = args.find((arg) => arg.startsWith("--repo="));
+    let repoOwner = process.env.REPO_OWNER || "pullfrogai";
+    let repoName = process.env.REPO_NAME || "scratch";
+
+    if (repoArg) {
+      const [owner, name] = repoArg.split("=")[1].split("/");
+      if (owner && name) {
+        repoOwner = owner;
+        repoName = name;
+      } else {
+        throw new Error("Invalid --repo format. Use: --repo=owner/name");
+      }
+    }
+
+    const config: GitHubAppConfig = {
+      appId: process.env.GITHUB_APP_ID!,
+      privateKey: process.env.GITHUB_PRIVATE_KEY!,
+      repoOwner,
+      repoName,
+    };
+
+    const generator = new GitHubAppTokenGenerator(config);
+    const result = await generator.generateToken();
+
+    if (updateEnv) {
+      generator.updateEnvFile(result.token);
+    }
+
+    console.log("\n🎉 Token generation complete!");
+
+    if (!updateEnv) {
+      console.log("\n💡 To automatically update your .env file, run with --update-env flag");
+    }
+  } catch (error) {
+    console.error("❌ Error:", error instanceof Error ? error.message : String(error));
+    process.exit(1);
+  }
+}
+
+// Run if called directly
+if (import.meta.url === `file://${process.argv[1]}`) {
+  main();
+}
+
+export { GitHubAppTokenGenerator };

tsconfig.json

@@ -1,45 +1,22 @@
 {
-  // Visit https://aka.ms/tsconfig to read more about this file
   "compilerOptions": {
-    // File Layout
-    // "rootDir": "./src",
     "outDir": "./dist",
-
+    "module": "NodeNext",
-    // Environment Settings
+		"target": "ESNext",
-    // See also https://aka.ms/tsconfig/module
+		"moduleResolution": "NodeNext",
-    "module": "esnext",
+		"lib": ["ESNext"],
-    "moduleResolution": "bundler",
+    "allowImportingTsExtensions": true,
-    "target": "esnext",
+		"rewriteRelativeImportExtensions": true,
-    "types": [],
+		"skipLibCheck": true,
-    // For nodejs:
+		"strict": true,
-    // "lib": ["esnext"],
+		"noUncheckedSideEffectImports": true,
-    // "types": ["node"],
+		"declaration": true,
-    // and npm install -D @types/node
+		"verbatimModuleSyntax": true,
-
+		"esModuleInterop": true,
-    // Other Outputs
+		"resolveJsonModule": true,
-    "sourceMap": true,
+		"exactOptionalPropertyTypes": true,
-    "declaration": true,
+		"forceConsistentCasingInFileNames": true,
-    "declarationMap": true,
+		"stripInternal": true,
-
+    "moduleDetection": "force"
-    // Stricter Typechecking Options
-    "noUncheckedIndexedAccess": true,
-    "exactOptionalPropertyTypes": true,
-
-    // Style Options
-    // "noImplicitReturns": true,
-    // "noImplicitOverride": true,
-    // "noUnusedLocals": true,
-    // "noUnusedParameters": true,
-    // "noFallthroughCasesInSwitch": true,
-    // "noPropertyAccessFromIndexSignature": true,
-
-    // Recommended Options
-    "strict": true,
-    "jsx": "react-jsx",
-    "verbatimModuleSyntax": true,
-    "isolatedModules": true,
-    "noUncheckedSideEffectImports": true,
-    "moduleDetection": "force",
-    "skipLibCheck": true
   }
 }

utils/act.ts

@@ -1,59 +1,36 @@
 import { execSync } from "node:child_process";
-import { existsSync, readFileSync } from "node:fs";
+import { existsSync } from "node:fs";
 import { dirname, join } from "node:path";
 import { fileURLToPath } from "node:url";
-import { config, parse } from "dotenv";
+import { config } from "dotenv";
+import { buildAction, setupTestRepo } from "./setup.ts";
 
 const __filename = fileURLToPath(import.meta.url);
 const __dirname = dirname(__filename);
 
+const tempDir = join(__dirname, "..", ".temp");
+const actionPath = join(__dirname, "..");
+const envPath = join(__dirname, "..", "..", ".env");
+
+// Environment variables that should be passed as secrets to the workflow
+const ENV_VARS = ["ANTHROPIC_API_KEY", "GITHUB_INSTALLATION_TOKEN"];
+
 export function runAct(prompt: string): void {
-  // First, ensure the scratch repo is cloned
+  // Setup test repository
-  const tempDir = join(__dirname, "..", ".temp");
+  setupTestRepo({ tempDir });
 
-  // Check if .temp exists and either reset it or clone it
+  // Load environment variables
-  if (existsSync(tempDir)) {
-    console.log("📦 Resetting existing .temp repository...");
-    execSync("git reset --hard HEAD && git clean -fd", {
-      cwd: tempDir,
-      stdio: "inherit",
-    });
-  } else {
-    console.log("📦 Cloning pullfrogai/scratch into .temp...");
-    const repoUrl = "git@github.com:pullfrogai/scratch.git";
-    execSync(`git clone ${repoUrl} ${tempDir}`, { stdio: "inherit" });
-  }
-
-  const workflowPath = join(tempDir, ".github", "workflows", "pullfrog.yml");
-  const envPath = join(__dirname, "..", "..", ".env");
-
-  // Load environment variables into process
   config({ path: envPath });
 
-  // Parse environment variables from .env file to get keys
+  // Build action bundles
-  let envVars: string[] = [];
+  buildAction(actionPath);
-  try {
-    const content = readFileSync(envPath, "utf8");
-    const parsed = parse(content);
-    envVars = Object.keys(parsed);
-  } catch (error) {
-    console.warn(
-      `Warning: Could not read .env file: ${(error as Error).message}`,
-    );
-  }
 
-  // Build fresh bundles with esbuild
+  const workflowPath = join(tempDir, ".github", "workflows", "pullfrog.yml");
-  const actionPath = join(__dirname, "..");
-  console.log("🔨 Building fresh bundles with esbuild...");
-  execSync("node esbuild.config.js", {
-    cwd: actionPath,
-    stdio: "inherit",
-  });
 
   // Create minimal dist for act (avoids pnpm symlink issues)
   const distPath = join(actionPath, ".act-dist");
   console.log("📦 Creating minimal distribution for act...");
-  execSync(`rm -rf "${distPath}" && mkdir -p "${distPath}"`, { shell: true });
+  execSync(`rm -rf "${distPath}" && mkdir -p "${distPath}"`, { shell: "/bin/bash" });
 
   // Copy only necessary files (bundled, no node_modules needed)
   ["action.yml", "entry.cjs", "index.cjs", "package.json"].forEach((file) => {
@@ -79,11 +56,15 @@ export function runAct(prompt: string): void {
       `pullfrog/action@v0=${distPath}`, // Use minimal dist without symlinks
     ];
 
-    // Add all environment variables as secrets (without values)
+    // Add environment variables as secrets that will be available to the workflow
-    envVars.forEach((key) => {
+    ENV_VARS.forEach((key) => {
-      actCommandParts.push("-s", key);
+      if (process.env[key]) {
+        actCommandParts.push("-s", key);
+      }
     });
 
+    // We only need the specific ENV_VARS, no need to add other variables
+
     const actCommand = actCommandParts.join(" ");
 
     console.log("🚀 Running act with prompt:");

utils/github.ts

@@ -0,0 +1,71 @@
+import * as core from "@actions/core";
+
+export interface InstallationToken {
+  token: string;
+  expires_at: string;
+  installation_id: number;
+  repository: string;
+  ref: string;
+  runner_environment: string;
+  owner?: string;
+}
+
+/**
+ * Setup GitHub installation token for the action
+ */
+export async function setupGitHubInstallationToken(): Promise<string> {
+  // Check if we have an installation token from inputs or environment
+  const inputToken = core.getInput("github_installation_token");
+  const envToken = process.env.GITHUB_INSTALLATION_TOKEN;
+
+  const existingToken = inputToken || envToken;
+  if (existingToken) {
+    // Mask the existing token in logs for security
+    core.setSecret(existingToken);
+    core.info("Using provided GitHub installation token");
+    return existingToken;
+  }
+
+  core.info("Generating OIDC token...");
+
+  try {
+    // Generate OIDC token for our API
+    const oidcToken = await core.getIDToken("pullfrog-api");
+    core.info("OIDC token generated successfully");
+
+    // Exchange OIDC token for installation token
+    const apiUrl = process.env.API_URL || "https://pullfrog.ai";
+
+    core.info("Exchanging OIDC token for installation token...");
+    const tokenResponse = await fetch(`${apiUrl}/api/github/installation-token`, {
+      method: "POST",
+      headers: {
+        Authorization: `Bearer ${oidcToken}`,
+        "Content-Type": "application/json",
+      },
+    });
+
+    if (!tokenResponse.ok) {
+      const errorText = await tokenResponse.text();
+      throw new Error(
+        `Token exchange failed: ${tokenResponse.status} ${tokenResponse.statusText} - ${errorText}`
+      );
+    }
+
+    // This type is enforced by us when the response is created
+    const tokenData = (await tokenResponse.json()) as InstallationToken;
+    core.info(`Installation token obtained for ${tokenData.repository || "all repositories"}`);
+
+    // Mask the token in logs for security
+    core.setSecret(tokenData.token);
+
+    // Set the token as an environment variable for this run
+    process.env.GITHUB_INSTALLATION_TOKEN = tokenData.token;
+
+    return tokenData.token;
+  } catch (error) {
+    throw new Error(
+      `Failed to setup GitHub installation token: ${error instanceof Error ? error.message : "Unknown error"}`
+    );
+  }
+}

utils/index.ts

@@ -1,3 +0,0 @@
-export * from "./files";
-export * from "./subprocess";
-export * from "./table";

utils/setup.ts

@@ -0,0 +1,51 @@
+import { execSync } from "node:child_process";
+import { existsSync, rmSync } from "node:fs";
+
+export interface SetupOptions {
+  tempDir: string;
+  repoUrl?: string;
+  forceClean?: boolean;
+}
+
+/**
+ * Setup the test repository for running actions
+ */
+export function setupTestRepo(options: SetupOptions): void {
+  const {
+    tempDir,
+    repoUrl = "git@github.com:pullfrogai/scratch.git",
+    forceClean = false,
+  } = options;
+
+  // Handle existing temp directory
+  if (existsSync(tempDir)) {
+    if (forceClean) {
+      console.log("🗑️  Removing existing .temp directory...");
+      rmSync(tempDir, { recursive: true, force: true });
+
+      // Clone the repository
+      console.log("📦 Cloning pullfrogai/scratch into .temp...");
+      execSync(`git clone ${repoUrl} ${tempDir}`, { stdio: "inherit" });
+    } else {
+      console.log("📦 Resetting existing .temp repository...");
+      execSync("git reset --hard HEAD && git clean -fd", {
+        cwd: tempDir,
+        stdio: "inherit",
+      });
+    }
+  } else {
+    console.log("📦 Cloning pullfrogai/scratch into .temp...");
+    execSync(`git clone ${repoUrl} ${tempDir}`, { stdio: "inherit" });
+  }
+}
+
+/**
+ * Build the action bundles
+ */
+export function buildAction(actionPath: string): void {
+  console.log("🔨 Building fresh bundles with esbuild...");
+  execSync("node esbuild.config.js", {
+    cwd: actionPath,
+    stdio: "inherit",
+  });
+}