feat: Implement LiveCode module with WebSocket and SSE support

- Added config management using `useConfig` for environment variables.
- Created `LiveCode` class to manage WebSocket connections and routing.
- Implemented `SSEManager` for Server-Sent Events handling.
- Developed `WSSManager` for managing WebSocket connections with heartbeat functionality.
- Introduced `ReconnectingWebSocket` class for robust WebSocket client with automatic reconnection.
- Added test files for live application demonstrating WebSocket and TCP server integration.

assistant/src/module/config.ts

@@ -0,0 +1,10 @@
+import { useConfig } from '@kevisual/use-config';
+import { HomeConfigDir } from './assistant/config/index.ts';
+import path from 'node:path';
+export const config = useConfig({
+  dotenvOpts: {
+    path: [path.join(HomeConfigDir, '.env'), '.env'],
+  }
+})
+
+// console.log('配置文件目录:', config, HomeConfigDir);