Initial commit: Homelab Infrastructure Dashboard

Features:
- Real-time Proxmox cluster monitoring (nodes, LXC containers)
- Camera integration with go2rtc streams
- Arr stack download progress monitoring
- PBS backup status
- Docker container status
- Uptime Kuma service health
- FastAPI backend with HTMX frontend

.gitignore

@@ -0,0 +1,21 @@
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+venv/
+ENV/
+.env
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+
+# Logs
+*.log
+
+# Local config
+config.local.py