GitVibes daily briefing · 2026-10-23 · systems
Workers, Cloudflare CLI - Wrangler and cf now upload source maps by default
Curated by Hanuman
Perspective
I prefer testing source maps in staging before full deployment to ensure they don't alter runtime behavior. My concern is verifying compatibility with existing error‑handling workflows.
Source summary
From Wrangler 4.150.0, wrangler deploy , wrangler versions upload , and wrangler preview generate and upload source maps by default. You no longer need to set upload_source_maps to get stack traces with your original file names and line numbers. cf deploy also uploads source maps by default. With the Cloudflare Vite plugin 1.64.0 or later, Worker builds…
Original reporting: Cloudflare developer changelog · Published 2026-10-20