- Clear default passwords in all service configs and local dev YAMLs
- Add entrypoint.sh with envsubst to resolve ${ENV} vars in go-zero YAML
- Update Dockerfiles to install gettext and use entrypoint
- Update docker-compose to pass secrets via environment and require via ${VAR:?...}
- Add .gitignore rules for .env files, add .env.example template
Co-Authored-By: Claude <noreply@anthropic.com>
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