Files
sub2api/backend/internal
erio 4573868c08 fix(antigravity): bill with mapped model and use final model key for rate limiting
- Use mapped model (billingModel) instead of original request model for billing
- Use resolveFinalAntigravityModelKey for 429 rate limit model key,
  ensuring rate limit records match the actual upstream model
- Add regression tests for both fixes
2026-02-24 18:08:19 +08:00
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