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>

mcp/bash.ts

@@ -49,7 +49,7 @@ function spawnBash(params: SpawnParams): ChildProcess {
   // return useNamespaceIsolation
   //   ? spawn("unshare", ["--pid", "--fork", "--mount-proc", "bash", "-c", params.command], spawnOpts)
   //   : spawn("bash", ["-c", params.command], spawnOpts);
-    return spawn("bash", ["-c", params.command], spawnOpts);
+  return spawn("bash", ["-c", params.command], spawnOpts);
 }
 
 /** kill process and its entire process group */