Add SmolLM2-135M TaiwanChat

app.py

@@ -22,6 +22,10 @@ cancel_event = threading.Event()
 # Torch-Compatible Model Definitions with Adjusted Descriptions
 # ------------------------------
 MODELS = {
+    "Gemma-3-4B-IT": {
+        "repo_id": "unsloth/gemma-3-4b-it",
+        "description": "Gemma-3-4B-IT"
+    },
     "Gemma-3-4B-IT": {
         "repo_id": "unsloth/gemma-3-4b-it",
         "description": "Gemma-3-4B-IT"