feat(ccgo): 新增 Vue3 在线做题网站（15 类题型引擎）

迁移旧版题库 EXAM_DATA，实现单选/多选/判断/填空/连线/排序/归类/材料/作图/写作/代码等题型引擎，Pinia 作答状态、计时器、答题卡与交卷结果页，deploy.ps1 一键部署

package.json

@@ -0,0 +1,24 @@
+{
+  "name": "ccgo",
+  "private": true,
+  "version": "0.0.1",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "vue-tsc -b && vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "pinia": "^4.0.2",
+    "vue": "^3.5.40",
+    "vue-router": "^5.2.0"
+  },
+  "devDependencies": {
+    "@types/node": "^24.13.3",
+    "@vitejs/plugin-vue": "^6.0.8",
+    "@vue/tsconfig": "^0.9.1",
+    "typescript": "~6.0.2",
+    "vite": "^8.2.0",
+    "vue-tsc": "^3.3.8"
+  }
+}