Refactor plugin management system

- Updated PluginLoader to utilize the new plugin marketplace manager for loading and managing plugins.
- Simplified the plugin loading process by removing unnecessary state management and directly integrating with the plugin marketplace.
- Enhanced error handling during plugin installation and uninstallation processes.
- Removed legacy code related to Electron-specific plugin handling, streamlining the codebase for web compatibility.
- Updated Plugins component to fetch marketplace plugins and installed plugins using the new plugin marketplace manager.
- Refactored types related to plugins to import from the new plugin manager module, ensuring consistency and reducing redundancy.
- Removed unused calling configuration from client settings and adjusted related types accordingly.
- Cleaned up room state events by removing references to LiveKit service URLs, aligning with the updated architecture.

src/app/state/settings.ts

@@ -56,8 +56,6 @@ export interface Settings {
   developerTools: boolean;
 
   autoJoinSpaceRooms: boolean;
-
-  livekitServiceUrl?: string;
 }
 
 const defaultSettings: Settings = {
@@ -99,8 +97,6 @@ const defaultSettings: Settings = {
   developerTools: false,
 
   autoJoinSpaceRooms: true,
-
-  livekitServiceUrl: undefined,
 };
 
 export const getSettings = () => {