Don't save active extensions through the UI

Prevents command-line activated extensions from becoming permanently active due to autosave.

modules/shared.py

@@ -224,7 +224,6 @@ settings = {
     'negative_prompt': '',
     'dark_theme': True,
     'paste_to_attachment': False,
-    'default_extensions': [],
 
     # Character settings
     'character': 'Assistant',

modules/ui.py

@@ -327,7 +327,6 @@ def save_settings(state, preset, extensions_list, show_controls, theme_state):
     output['prompt-default'] = state['prompt_menu-default']
     output['prompt-notebook'] = state['prompt_menu-notebook']
     output['character'] = state['character_menu']
-    output['default_extensions'] = extensions_list
     output['seed'] = int(output['seed'])
     output['show_controls'] = show_controls
     output['dark_theme'] = True if theme_state == 'dark' else False

server.py

@@ -249,13 +249,7 @@ if __name__ == "__main__":
     shared.model_config['.*'] = get_fallback_settings()
     shared.model_config.move_to_end('.*', last=False)  # Move to the beginning
 
-    # Activate the extensions listed on settings.yaml
     extensions_module.available_extensions = utils.get_available_extensions()
-    for extension in shared.settings['default_extensions']:
-        shared.args.extensions = shared.args.extensions or []
-        if extension not in shared.args.extensions:
-            shared.args.extensions.append(extension)
-
     available_models = utils.get_available_models()
 
     # Model defined through --model