ci(mp): E3-4 小程序 CI 集成

- Gitea CI 新增 miniprogram-test job（tsc + vitest）
- GitHub Actions 新增 miniprogram-test job（tsc + vitest）
- 与 Rust/Web CI 并行执行，加速反馈周期

.github/workflows/test.yml

@@ -82,3 +82,28 @@ jobs:
 
       - name: Security audit (npm)
         run: npx npm-audit --audit-level=high || true
+
+  miniprogram-test:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: apps/miniprogram
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: pnpm/action-setup@v4
+        with:
+          version: 10
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: pnpm
+          cache-dependency-path: apps/miniprogram/pnpm-lock.yaml
+
+      - run: pnpm install --frozen-lockfile
+
+      - name: TypeScript check
+        run: npx tsc --noEmit
+
+      - name: Run tests
+        run: npx vitest run