Add REST API server, Docker support, and CI pipeline

- Add FastAPI-based REST API server (api_server.py)
- Add Dockerfile and docker-compose.yaml for containerized deployment
- Add Gitea Actions CI workflow for building and pushing images
- Refactor CLI to support dual-server SSH (bouncer + crowdsec)
- Update dependencies with FastAPI and uvicorn
- Update CLAUDE.md and README.md with full documentation

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.gitignore

@@ -11,3 +11,8 @@ wheels/
 
 # Python version file
 .python-version
+
+# Local data
+.env
+backups/
+*.log