feat: 初始化多Agent协作系统项目并添加直播回放功能

- 添加导航栏组件及直播回放按钮
- 实现视频播放模态框
- 配置赛博朋克风格主题
- 添加课程首页和课程页面

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

package.json

@@ -0,0 +1,52 @@
+{
+  "name": "foreign-trade-education-web",
+  "version": "0.1.0",
+  "private": true,
+  "dependencies": {
+    "@dnd-kit/core": "^6.3.1",
+    "@dnd-kit/sortable": "^10.0.0",
+    "@dnd-kit/utilities": "^3.2.2",
+    "@types/node": "^16.18.68",
+    "@types/react": "^18.2.43",
+    "@types/react-dom": "^18.2.17",
+    "framer-motion": "^12.19.2",
+    "react": "^18.2.0",
+    "react-beautiful-dnd": "^13.1.1",
+    "react-dom": "^18.2.0",
+    "react-router-dom": "^6.20.1",
+    "react-scripts": "5.0.1",
+    "typescript": "^4.9.5",
+    "web-vitals": "^2.1.4"
+  },
+  "scripts": {
+    "start": "react-scripts start",
+    "build": "react-scripts build",
+    "test": "react-scripts test",
+    "eject": "react-scripts eject"
+  },
+  "eslintConfig": {
+    "extends": [
+      "react-app",
+      "react-app/jest"
+    ]
+  },
+  "browserslist": {
+    "production": [
+      ">0.2%",
+      "not dead",
+      "not op_mini all"
+    ],
+    "development": [
+      "last 1 chrome version",
+      "last 1 firefox version",
+      "last 1 safari version"
+    ]
+  },
+  "devDependencies": {
+    "@types/jest": "^27.5.2",
+    "@types/react-beautiful-dnd": "^13.1.8",
+    "autoprefixer": "^10.4.16",
+    "postcss": "^8.4.32",
+    "tailwindcss": "^3.3.6"
+  }
+}