Go regexp doesn't support negative lookahead (?!...).
Use proper anchored regex with escaped dots.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Using file() instead of templatefile() so $${VAR} isn't processed.
Changed to ${VAR} for proper docker-compose variable interpolation.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>