582faec359
- Replace age-based key decryption with automatic SSH host key support - Simplify SSH configuration with consolidated host entries and enhanced security settings - Upgrade home-manager to himmelblau for Microsoft Entra ID authentication - Remove legacy agenix inputs and consolidate secrets to essential services only - Add Cisco Secure Client overlay for enterprise VPN capabilities - Update secrets.yaml to minimal configuration with gitea/github/hetzner services - Expand system packages with tun module for VPN connectivity - Add work directory setup for user development environment