chenpei 030fb2af0b fix: Prevent concurrent upload conflicts with unique file names ...

- Add generateUniqueFileName function using crypto.randomBytes
- Replace Date.now() with timestamp + random hex for all file names
- Ensures unique file names even when multiple users upload simultaneously
- Fixes: temp PSD files, temp preview files, S3 preview files, and material files
- Resolves reported issue of upload errors with concurrent users

2025-10-26 17:21:39 +08:00

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route.ts

fix: Prevent concurrent upload conflicts with unique file names

2025-10-26 17:21:39 +08:00