- Replace all hardcoded source URLs with $COMMUNITY_SCRIPTS_URL variable - Default: https://git.community-scripts.org/.../ProxmoxVED/raw/branch/main - Override: export COMMUNITY_SCRIPTS_URL=https://.../your-fork/raw/branch/xyz - Propagates into container via build.func exports - Updated: 43 ct scripts, 14 deferred, 22 vm scripts, 5 func files - Document in docs/DEV_MODE.md with usage examples - Also normalizes legacy GitHub URLs to Gitea canonical URL