Add upload tool and related APIs (#187)

* Add utils for r2 upload

* Add the tool and new routes

* fix auth issue

* sign headers

* add comment

* use our own API key to auth signed uploads

* Restructure things slightly

* tweak

* tweak

* add comments

* tweak

* revert a thing

* twaek

* drop mime type filtering

* new incarnation of mime type filtering

* jsut allow all octet-streams

* simplify further

* tweak

* update lockfile

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Co-authored-by: Colin McDonnell <colinmcd94@gmail.com>

utils/payload.ts

@@ -3,7 +3,7 @@ import * as core from "@actions/core";
 import { type } from "arktype";
 import { AgentName, type AuthorPermission, Effort, type PayloadEvent } from "../external.ts";
 import packageJson from "../package.json" with { type: "json" };
-import type { RepoSettings } from "./repoSettings.ts";
+import type { RepoSettings } from "./runContext.ts";
 import { validateCompatibility } from "./versioning.ts";
 
 // tool permission enum types for inputs