Update backend_app/rag_hf.py

backend_app/rag_hf.py

@@ -138,12 +138,18 @@ CONTEXT:
 ANSWER:
 """.strip()
 
-        out = self.client.text_generation(
-            prompt,
-            max_new_tokens=250,
-            temperature=0.2,
-            return_full_text=False,
-        ).strip()
+    messages = [
+    {"role": "system", "content": "You are the SysLink Food System assistant."},
+    {"role": "user", "content": prompt},
+]
+
+resp = self.client.chat_completion(
+    messages=messages,
+    max_tokens=250,
+    temperature=0.2,
+)
+
+out = resp.choices[0].message.content.strip()
 
         if not out:
             out = "I couldn’t find enough reliable information in the provided sources. Please rephrase or share more details."