Added a wait for the token exchange

src/proxy.ts

@@ -38,10 +38,13 @@ async function runProxy(serverUrl: string, callbackPort: number, clean: boolean
     clientName: 'MCP CLI Proxy',
     clean,
   })
-  
+
   // If auth was completed by another instance, just log that we'll use the auth from disk
   if (skipBrowserAuth) {
     log('Authentication was completed by another instance - will use tokens from disk')
+    // TODO: remove, the callback is happening before the tokens are exchanged
+    //  so we're slightly too early
+    await new Promise((res) => setTimeout(res, 1_000))
   }
 
   // Create the STDIO transport for local connections