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>

.dockerignore

@@ -0,0 +1,25 @@
+# Git
+.git
+.gitignore
+
+# Python
+__pycache__
+*.py[cod]
+*.egg-info
+.venv
+.python-version
+
+# IDE
+.vscode
+.idea
+
+# Documentation
+*.md
+!README.md
+
+# Claude
+.claude
+
+# Local files
+*.log
+backups/