fix(bangumi-data): 修复 Bangumi Data 开启可能不触发立即下载，并调整云部署数据丢失时下载时机 - #444

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v3, docker/login-action@v3. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/