- Added CertificateHandler for listing certificates.
- Created health check handler for service metadata.
- Introduced ImportHandler for handling Caddyfile imports.
- Developed ProxyHostHandler for CRUD operations on proxy hosts.
- Added RemoteServerHandler for managing remote servers.
- Implemented UserHandler for initial setup and user management.
- Created authentication middleware for secure API access.
- Registered all handlers and routes in the main API router.
- Added tests for proxy host and remote server handlers.