Update app.py

app.py

@@ -125,6 +125,9 @@ init_models(device)
 
 # Rate limit decorator - simple in-memory implementation
 def rate_limit(f):
+    from functools import wraps  # Import wraps at the top of the decorator
+    
+    @wraps(f)  # Add this line to preserve function metadata
     def decorated_function(*args, **kwargs):
         client_ip = request.remote_addr or request.headers.get('X-Forwarded-For', 'unknown')
         
@@ -153,7 +156,6 @@ def rate_limit(f):
         return f(*args, **kwargs)
     
     return decorated_function
-
 # Caching helpers
 def compute_hash(data):
     """Compute a hash for caching purposes"""