Fix ERR_NAME_NOT_RESOLVED with ipconfig /flushdns in Chrome - Fixing the 'remote origin already exists' Error for GitLab-Fix Cloudflare Wildcard Subdomain and Root Domain Conflict

Prepare
Execute
Validate
Document
Operational follow-up
- Record the exact option, command, or setting that changed the result.
- Keep a rollback note if the workflow affects shared files or team settings.