🐛 fix(ci): 提升 Wails 前端依赖安装稳定性

- 启用 GitHub Actions npm 缓存
- 使用 package-lock 驱动前端依赖安装
- 增加 npm fetch 重试参数降低网络抖动影响

.github/workflows/dev-build.yml

@@ -92,6 +92,8 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: '20'
+          cache: 'npm'
+          cache-dependency-path: frontend/package-lock.json
 
       - name: Install UPX (Windows)
         if: contains(matrix.platform, 'windows')

.github/workflows/release.yml

@@ -90,6 +90,8 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: '20'
+          cache: 'npm'
+          cache-dependency-path: frontend/package-lock.json
 
       - name: Install UPX (Windows)
         if: contains(matrix.platform, 'windows')