change for model init in relaunch

app.py

@@ -56,12 +56,10 @@ def create_app() -> gr.Blocks:
                 gr.Markdown("## Relaunch Individual Job")
 
                 # Load model-provider combinations
-                models_providers = load_models_providers(LOCAL_CONFIG_FILE)
-                model_choices = sorted(list(set([mp[0] for mp in models_providers])))
 
                 relaunch_model = gr.Dropdown(
                     label="Model",
-                    choices=model_choices,
+                    choices=[],
                     interactive=True
                 )
                 relaunch_provider = gr.Dropdown(
@@ -71,6 +69,12 @@ def create_app() -> gr.Blocks:
                 )
                 relaunch_btn = gr.Button("Relaunch Job", variant="secondary")
 
+        def update_model_choices() -> gr.update:
+            models_providers = load_models_providers(LOCAL_CONFIG_FILE)
+            model_choices = sorted(list(set([mp[0] for mp in models_providers])))
+            return gr.update(choices=model_choices, value=model_choices[0] if model_choices else None)
+
+
         def update_provider_choices(model: Optional[str]) -> gr.update:
             """Update provider dropdown based on selected model."""
             if not model:
@@ -88,6 +92,11 @@ def create_app() -> gr.Blocks:
             outputs=output
         )
 
+        init_btn.click(
+            fn=update_model_choices,
+            outputs=relaunch_model
+        )
+
         launch_btn.click(
             fn=launch_jobs,
             outputs=output