Update app/main.py

app/main.py

@@ -113,22 +113,30 @@ def auth_google():
 
 @app.get("/oauth2callback")
 def oauth2callback(request: Request):
-    flow = build_flow()
+    try:
+        code = request.query_params.get("code")
 
-    code = request.query_params.get("code")
+        if not code:
+            return HTMLResponse("Erro: código OAuth não recebido.", status_code=400)
 
-    if not code:
-        return HTMLResponse("Erro: código OAuth não recebido.")
+        flow = build_flow()
+        flow.fetch_token(code=code)
 
-    flow.fetch_token(code=code)
+        save_credentials(flow.credentials)
 
-    credentials = flow.credentials
-    save_credentials(credentials)
+        return HTMLResponse("""
+        <h2>✅ Google Sheets autorizado com sucesso!</h2>
+        <p>Agora o backend já pode salvar feedbacks na planilha.</p>
+        """)
 
-    return HTMLResponse("""
-    <h2>✅ Google Sheets autorizado com sucesso!</h2>
-    <p>Agora o backend já pode salvar feedbacks na planilha.</p>
-    """)
+    except Exception as e:
+        return HTMLResponse(
+            f"""
+            <h2>Erro no OAuth callback</h2>
+            <pre>{type(e).__name__}: {str(e)}</pre>
+            """,
+            status_code=500
+        )
 
 
 @app.get("/auth/status")