Update app.py

app.py

@@ -92,8 +92,8 @@ retriever_tool = RetrieverTool(docs_processed)
 huggingface_token = os.getenv("HUGGINGFACE_TOKEN")
 
 hf_hub_download(
-    repo_id="bartowski/google_gemma-3-1b-it-GGUF",
-    filename="google_gemma-3-1b-it-Q6_K.gguf",
+    repo_id="bartowski/google_gemma-3-4b-it-GGUF",
+    filename="google_gemma-3-4b-it-Q4_K_M.gguf",
     local_dir="./models",
 )
 hf_hub_download(
@@ -303,10 +303,10 @@ demo = gr.ChatInterface(
     additional_inputs=[
         gr.Dropdown(
             choices=[
-                "google_gemma-3-1b-it-Q6_K.gguf",
+                "google_gemma-3-4b-it-Q4_K_M.gguf",
                 "google_gemma-3-1b-it-Q5_K_M.gguf",
             ],
-            value="google_gemma-3-1b-it-Q5_K_M.gguf",
+            value="google_gemma-3-4b-it-Q4_K_M.gguf",
             label="Model",
             info="Select the AI model to use for chat",
         ),