feat功能): 完善字幕引擎并添加字幕记录导出功能

- 丰富了 README.md 文件，介绍了字幕引擎的原理和构建方法
- 更新了 .gitignore 文件，排除了 build 目录
- 移除了 python-prototype 和 python-subprocess 目录下的无用代码
- 添加了字幕记录导出功能，用户可以将字幕数据导出为 JSON 文件
- 调整了字幕控制面板，移除了未使用的 Whisper 引擎选项

python-prototype/webscoket.ipynb

@@ -1,63 +0,0 @@
-{
- "cells": [
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "id": "4604aefd",
-   "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "Received: {\"message\":\"Electron Initialized\"}\n",
-      "Client disconnected\n"
-     ]
-    }
-   ],
-   "source": [
-    "import asyncio\n",
-    "import websockets\n",
-    "import nest_asyncio\n",
-    "import json\n",
-    "\n",
-    "# 应用补丁，允许在 Jupyter 中运行嵌套事件循环\n",
-    "nest_asyncio.apply()\n",
-    "\n",
-    "async def handle_client(websocket, path=\"/\"):\n",
-    "    try:\n",
-    "        async for message in websocket:\n",
-    "            print(f\"Received: {message}\")\n",
-    "            await websocket.send(json.dumps({\"message\": \"Hello from server!\"}))\n",
-    "    except websockets.exceptions.ConnectionClosed:\n",
-    "        print(\"Client disconnected\")\n",
-    "\n",
-    "start_server = websockets.serve(handle_client, \"localhost\", 8765)\n",
-    "\n",
-    "asyncio.get_event_loop().run_until_complete(start_server)\n",
-    "asyncio.get_event_loop().run_forever()"
-   ]
-  }
- ],
- "metadata": {
-  "kernelspec": {
-   "display_name": "mystd",
-   "language": "python",
-   "name": "python3"
-  },
-  "language_info": {
-   "codemirror_mode": {
-    "name": "ipython",
-    "version": 3
-   },
-   "file_extension": ".py",
-   "mimetype": "text/x-python",
-   "name": "python",
-   "nbconvert_exporter": "python",
-   "pygments_lexer": "ipython3",
-   "version": "3.10.12"
-  }
- },
- "nbformat": 4,
- "nbformat_minor": 5
-}