fix: resolve issues with isPackPost regex that required github-style org/repo.git paths

Author: kriswest

src/proxy/routes/index.ts

@@ -137,8 +137,7 @@ const proxyErrorHandler: ProxyOptions['proxyErrorHandler'] = (err, res, next) =>
 
 const isPackPost = (req: Request) =>
   req.method === 'POST' &&
-  // eslint-disable-next-line no-useless-escape
-  /^\/[^\/]+\/[^\/]+\.git\/(?:git-upload-pack|git-receive-pack)$/.test(req.url);
+  /^(?:\/[^/]+)*\/[^/]+\.git\/(?:git-upload-pack|git-receive-pack)$/.test(req.url);
 
 const teeAndValidate = async (req: Request, res: Response, next: NextFunction) => {
   if (!isPackPost(req)) return next();