feat(daemon): allow git fetch as a raw subcommand (#1167)

Adds "fetch" to ALLOWED_SUBCOMMANDS so that `git fetch origin` can be
executed via the /git/raw endpoint.

Made-with: Cursor

Author: guitavano

daemon/git.ts

@@ -368,6 +368,7 @@ const ALLOWED_SUBCOMMANDS = new Set([
   "ls-tree",
   "cat-file",
   "revert",
+  "fetch",
 ]);
 
 /**