ryan 6a8f9a7aea perf(upload): optimize file hot paths and incremental admin stats ...

- Use RWMutex for disk cache reads and singleflight for WebP cache misses
- Cache migration read-only state and file access whitelist with pub/sub invalidation
- Add w_upload_stats incremental counters updated on upload/delete
- Add w_uploads composite indexes and goose backfill migrations
- Document performance analysis in docs/PERFORMANCE.md
- Fix RegisterCustomRoutes to accept apiV1Router parameter

2026-06-17 11:33:48 +08:00

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disk

perf(upload): optimize file hot paths and incremental admin stats

2026-06-17 11:33:48 +08:00