Update app.py

app.py

@@ -34,9 +34,10 @@ hf_hub_download(
 
 # Define the prompt markers for Gemma 3
 gemma_3_prompt_markers = {
-    Roles.system: PromptMarkers("", "\n"),  # System prompt should be included within user message
+    Roles.system: PromptMarkers("<start_of_turn>system\n", "<end_of_turn>\n"),  # System prompt should be included within user message
     Roles.user: PromptMarkers("<start_of_turn>user\n", "<end_of_turn>\n"),
-    Roles.assistant: PromptMarkers("<start_of_turn>model\n", "<end_of_turn>\n"),
+    Roles.assistant: PromptMarkers("<start_of_turn>assistant", ""),
+    
     Roles.tool: PromptMarkers("", ""),  # If you need tool support
 }