Update app.py

app.py

@@ -218,7 +218,7 @@ def _ollama_healthcheck():
 
     
 def _call_ollama_chat(messages, model=OLLAMA_MODEL, temperature=0.8, top_p=0.9, top_k=40, repeat_penalty=1.1, system_prompt=None):
-    url = f"{OLLAMA_HOST.rstrip('/')}/api/chat"
+    url = f"{OLLAMA_HOST}/api/chat"
     _msgs = []
     if system_prompt:
         _msgs.append({"role": "system", "content": system_prompt})