Faster deploys with improved function caching

T1Covered by 1 source · first reported by Vercel (blog + changelog) at 23 Jan, 13:00 UTC

Function uploads are now skipped when code hasn't changed, reducing build times by 400-600ms on average and up to 5 seconds for larger builds. VERCEL_DEPLOYMENT_ID Previously, deployment-specific environment variables likewere included in the function payload, making every deployment unique even…