fix login again

app.py

@@ -10,7 +10,10 @@ TOKEN = None
 
 def get_token(oauth_token: gr.OAuthToken | None):
     global TOKEN
-    TOKEN =  os.getenv("HF_TOKEN") or oauth_token.token if oauth_token else None
+    if oauth_token and oauth_token.token:
+        TOKEN = oauth_token.token
+    else:
+        TOKEN = os.getenv("HF_TOKEN")
 
 def infer(prompt, seed=42, randomize_seed=False, width=1024, height=1024, num_inference_steps=4, progress=gr.Progress(track_tqdm=True)):
     client = InferenceClient(provider="fal-ai", token=TOKEN)