Update app.py

app.py

@@ -15,6 +15,7 @@ DATA_PATH.mkdir(exist_ok=True)
 
 PREDEFINED_SEED = random.randint(0, MAX_SEED)
 
+# Configuración de autenticación
 names = ["Admin"]
 usernames = ["admin"]
 passwords = ["flux33"]
@@ -22,7 +23,8 @@ passwords = ["flux33"]
 hashed_passwords = stauth.Hasher(passwords).generate()
 
 authenticator = stauth.Authenticate(
-    names, usernames, hashed_passwords, "image_gen", "abcdef", cookie_expiry_days=1
+    names=names, usernames=usernames, passwords=hashed_passwords, 
+    cookie_name="image_gen", key="abcdef", cookie_expiry_days=1
 )
 
 async def generate_image(prompt, width, height, seed):