performancelisted

# Performance Apply automatically during building: 1. **Fast startup** — App should start in under 2 seconds 2. **Fast response** — Page load under 1 second, API response under 200ms 3. **Low memory** — Stay under 100MB RAM for most apps 4. **Small binary/bundle** — Minimize what needs to be downloaded 5. **Lazy loading** — Don't load what isn't needed yet 6. **Caching** — Cache what doesn't change often 7. **Database queries** — Use indexes, avoid N+1 queries 8. **Images** — Compress, use WebP, lazy load When done optimizing, if significant: "我优化了一下，页面打开速度从3秒降到0.8秒了。"