Tags: codevideo/go-utils

feat: rename env var to SLACK_WEBHOOK_URL with backward compat fallback

Reads SLACK_WEBHOOK_URL first, falls back to CODEVIDEO_SLACK_WEBHOOK_URL
for backward compatibility during migration. The old name will be removed
in a future version.

Co-Authored-By: Claude Opus 4.6 <[email protected]>

a nice, netlify is still on go 1.19

initial commit, hopefully the magical powers of go make this easy as …

…it usually is with go :)