Add healthcheck.sh for service status monitoring
- Check container health and port accessibility
- Support individual service or all-services check
Add backup.sh for data protection
- Backup service data and configurations
- List existing backups
- Cleanup old backups with retention policy
Unix philosophy: small sharp tools that do one thing well
Provide consistent interface for all operations
Simplify common tasks across services
Support both individual and batch operations
Unix philosophy: composable tools with standard interface
Make targets: help, status, up, down, logs, restart per service
Document project philosophy and structure
Provide clear usage instructions for all services
Follow documentation-as-code principle
Unix philosophy: be clear about what tools do
