Update app.py

app.py

@@ -51,7 +51,13 @@ model = OpenAIServerModel(
 )
 
 # Import tool from Hub
-image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_code=True)
+HF_API_KEY = os.getenv("HF_TOKEN")  # 🔒 Recuperiamo il token dai secrets
+
+image_generation_tool = load_tool(
+    "agents-course/text-to-image",
+    trust_remote_code=True,
+    token=HF_API_KEY  # ✅ Passiamo il token per autenticare le richieste
+)
 
 with open("prompts.yaml", 'r') as stream:
     prompt_templates = yaml.safe_load(stream)