feat: adapt pullfrog for gitea + ollama

utils/gitAuthServer.ts

@@ -44,18 +44,9 @@ export type GitAuthServer = {
   [Symbol.asyncDispose]: () => Promise<void>;
 };
 
-function revokeGitHubToken(token: string): void {
-  fetch("https://api.github.com/installation/token", {
-    method: "DELETE",
-    headers: {
-      Authorization: `Bearer ${token}`,
-      Accept: "application/vnd.github+json",
-      "User-Agent": "pullfrog",
-    },
-  }).then(
-    (r) => log.info(`token revocation response: ${r.status}`),
-    () => log.warning("token revocation request failed")
-  );
+function revokeToken(_token: string): void {
+  // For Gitea personal access tokens / bot tokens, revocation is not needed.
+  log.debug("token revocation skipped (Gitea tokens don't require explicit revocation)");
 }
 
 export async function startGitAuthServer(tmpdir: string): Promise<GitAuthServer> {
@@ -91,7 +82,7 @@ export async function startGitAuthServer(tmpdir: string): Promise<GitAuthServer>
     // request for a revoked code — the $git() window has closed, so this
     // is an agent replaying the code. revoke the token as a precaution.
     log.info("askpass code used after revoke — revoking token");
-    revokeGitHubToken(entry.token);
+    revokeToken(entry.token);
     if (entry.timeout) clearTimeout(entry.timeout);
     codes.delete(code);
     res.writeHead(409, { "Content-Type": "text/plain" });