搭建 Vitest 测试框架;新增答案等价判定 lib(answer-match),QuizQ 支持 judgeMode

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>

vitest.config.ts

@@ -0,0 +1,12 @@
+import path from "node:path";
+import { defineConfig } from "vitest/config";
+
+// xuchao: Vitest 配置——@ 别名对齐 tsconfig;组件测试文件用 // @vitest-environment jsdom 标注
+export default defineConfig({
+  resolve: { alias: { "@": path.resolve(__dirname, "src") } },
+  test: {
+    environment: "node",
+    include: ["src/**/*.test.{ts,tsx}"],
+    setupFiles: ["src/test-setup.ts"],
+  },
+});