Update backend_app/rag_hf.py

backend_app/rag_hf.py

@@ -87,12 +87,10 @@ class RAGEngineHF:
 
         if self._needs_web_fallback(local):
             web_ctx, web_src = self.fetch_web_context(query)
-                if web_ctx:
-                    used = "web"
-                    contexts = web_ctx
-                    sources = web_src
-                else:
-                    used = "local"
+            if web_ctx:
+                used = "web"
+                contexts = web_ctx
+                sources = web_src
 
         context_block = "\n\n".join(
             [f"[{i+1}] {c['meta']['title']}\n{c['text'][:self.MAX_CONTEXT_CHARS_PER_DOC]}"