perf: skip unchanged avatar cache writes

[AkaraChen]

Summary

• skip avatar cache persistence when the cached value already matches the fetched value
• avoid unnecessary full-cache JSON.stringify and localStorage.setItem on repeated identical avatar responses
• add a Vitest benchmark for unchanged cache writes

Benchmarks

• bunx vitest bench src/features/projects/projectAvatarCache.bench.ts --run
  • skip unchanged cache write: 44,737,128.75 hz
  • stringify unchanged cache: 18,493.80 hz
  • speedup: 2419.03x

Tests

• bunx vitest run src/features/projects/hooks.avatar.test.tsx
• bunx eslint src/features/projects/projectAvatarCache.ts src/features/projects/projectAvatarCache.bench.ts
• bunx tsc --noEmit

[coderabbitai]

Warning

Rate limit exceeded

@AkaraChen has exceeded the limit for the number of commits that can be reviewed per hour. Please wait 22 minutes and 4 seconds before requesting another review.

You’ve run out of usage credits. Purchase more in the billing tab.

⌛ How to resolve this issue?

After the wait time has elapsed, a review can be triggered using the @coderabbitai review command as a PR comment. Alternatively, push new commits to this PR.

We recommend that you space out your commits to avoid hitting the rate limit.

🚦 How do rate limits work?

CodeRabbit enforces hourly rate limits for each developer per organization.

Our paid plans have higher rate limits than the trial, open-source and free plans. In all cases, we re-allow further reviews after a brief timeout.

Please see our FAQ for further information.

ℹ️ Review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: b313867b-b786-436c-8497-e4993921dfd1

📥 Commits

Reviewing files that changed from the base of the PR and between 38c7ff8 and a26c167.

📒 Files selected for processing (2)

• src/features/projects/hooks.avatar.test.tsx
• src/features/projects/projectAvatarCache.ts

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch perf-skip-unchanged-avatar-cache

---

Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out.

❤️ Share

• X
• Mastodon
• Reddit
• LinkedIn

_{Comment @coderabbitai help to get the list of available commands and usage tips.}

[AkaraChen]

• perf: skip unchanged avatar cache writes #254 👈 (View in Graphite)
• dev

This stack of pull requests is managed by Graphite. Learn more about stacking.