Tag
#frontend
5 playbooks tagged #frontend.
- debugging 5 minutes · intermediate
Detect frontend performance regressions
Compare page-load and interaction timing by release, browser, and route so frontend regressions are visible beside errors.
#analytics#performance#releases#browser - ops 5 minutes · intermediate
Audit sourcemap coverage for minified errors
Find which production errors cannot be unmangled because sourcemaps are missing, stale, or uploaded under the wrong release.
#errors#sourcemaps#releases#ops - debugging 2 minutes · intermediate
Find IE/Safari/old-Chrome-only crashes
Split client-side errors by browser and version. Surface fingerprints concentrated in one engine — usually older Safari or a stale Chromium.
#errors#browser#client-side#sentry-alternative - debugging 2 minutes · intermediate
Track static-asset 404s per release
Group asset 404s by URL and deploy SHA. Catch stale CDN caches and missing hashed bundles before users see a blank page.
#errors#cdn#release#deploys - debugging 1 minute · intermediate
Diagnose CORS errors after a deploy
Find CORS-blocked requests grouped by origin and endpoint. Surface the misconfigured Access-Control-Allow-Origin from a recent service move.
#errors#cors#deploys#post-deploy