Add repo settings API integration and move workflows into action

- Add getRepoSettings utility to fetch repo settings from Pullfrog API
- Integrate repo settings fetch in main.ts with agent validation
- Move workflows from lib/workflows.ts into action/workflows.ts
- Update workflow prompts to include comment management steps
- Add 'Prompt' workflow as fallback for general tasks
- Fix null check for response.body in claude agent tarball download
- Remove unused message handlers (tool_progress, auth_status)
- Fix tsconfig.json indentation consistency

agents/claude.ts

@@ -3,6 +3,7 @@ import { createWriteStream, existsSync, rmSync } from "node:fs";
 import { mkdtemp } from "node:fs/promises";
 import { tmpdir } from "node:os";
 import { join } from "node:path";
+
 import { pipeline } from "node:stream/promises";
 import { query, type SDKMessage } from "@anthropic-ai/claude-agent-sdk";
 import packageJson from "../package.json" with { type: "json" };
@@ -66,8 +67,9 @@ export const claude: Agent = {
       }
 
       // Write tarball to file
+      if (!response.body) throw new Error("Response body is null");
       const fileStream = createWriteStream(tarballPath);
-      await pipeline(response.body!, fileStream);
+      await pipeline(response.body, fileStream);
       log.info(`Downloaded tarball to ${tarballPath}`);
 
       // Extract tarball
@@ -239,6 +241,4 @@ const messageHandlers: SDKMessageHandlers = {
   },
   system: () => {},
   stream_event: () => {},
-  tool_progress: () => {},
-  auth_status: () => {},
 };

agents/shared.ts

@@ -1,6 +1,6 @@
 import type { McpServerConfig } from "@anthropic-ai/claude-agent-sdk";
-import { workflows } from "../../lib/workflows.ts";
 import { ghPullfrogMcpName } from "../mcp/config.ts";
+import { workflows } from "../workflows.ts";
 
 /**
  * Result returned by agent execution