✨ feat: Implement MCP Server Management API and UI Components

- Added API endpoints for managing MCP servers: create, read, update, and delete functionalities.
- Introduced new UI components for MCP server configuration, including MCPFormPanel and MCPConfig.
- Updated existing types and data provider to support MCP operations.
- Enhanced the side panel to include MCP server management options.
- Refactored related components and hooks for better integration with the new MCP features.
- Added tests for the new MCP server API functionalities.

client/src/components/SidePanel/Agents/AgentPanelSwitch.tsx

@@ -7,7 +7,6 @@ import VersionPanel from './Version/VersionPanel';
 import { useChatContext } from '~/Providers';
 import ActionsPanel from './ActionsPanel';
 import AgentPanel from './AgentPanel';
-import MCPPanel from './MCPPanel';
 import { Panel } from '~/common';
 
 export default function AgentPanelSwitch() {
@@ -54,8 +53,5 @@ function AgentPanelSwitchWithContext() {
   if (activePanel === Panel.version) {
     return <VersionPanel />;
   }
-  if (activePanel === Panel.mcp) {
-    return <MCPPanel />;
-  }
   return <AgentPanel agentsConfig={agentsConfig} endpointsConfig={endpointsConfig} />;
 }