Update the backend url and user id

main.py

@@ -72,9 +72,9 @@ class HealthcareChatbot:
         self.cached_endpoints_documentation = json.dumps(self.endpoints_documentation, indent=2)
         self.ollama_base_url = "http://localhost:11434"
         self.model_name = "gemma3"
-        self.BASE_URL = 'https://90cb-197-54-60-164.ngrok-free.app'
+        self.BASE_URL = 'https://637d-102-191-151-183.ngrok-free.app'
         self.headers = {'Content-type': 'application/json'}
-        self.user_id = '8e5720d5-7243-42bd-97aa-10217309be82'
+        self.user_id = '1'
         self.max_retries = 3
         self.retry_delay = 2
         self.cache = CacheManager()