steffen 4e36cca637 remove all deploy-rs references from docs and config

- Update README, AGENTS.md, docs/index.md, docs/deployment/cd.md,
  docs/services/forgejo.md: replace deploy-rs with Comin everywhere
- Fix repo URL references (cryodev-server -> cryodev)
- Fix forgejo admin create command to use shell alias
- Rewrite cd.md for Comin-only deployment

2026-03-14 14:52:30 +01:00

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cryodev NixOS Configuration

Declarative NixOS infrastructure for the cryodev environment, managed with Nix Flakes.

Quick Start

# Clone repository
git clone https://git.cryodev.xyz/steffen/cryodev.git
cd cryodev

# Check configuration
nix flake check

# Build a host
nix build .#nixosConfigurations.cryodev-main.config.system.build.toplevel

Hosts

Host	Architecture	Deployment	Description
`cryodev-main`	x86_64	Pull (Comin)	Main server
`cryodev-pi`	aarch64	Pull (Comin)	Raspberry Pi client

Services

Service	Domain	Description
Headscale	`headscale.cryodev.xyz`	Self-hosted Tailscale server
Headplane	`headplane.cryodev.xyz`	Headscale web UI
Forgejo	`git.cryodev.xyz`	Git hosting with CI/CD
Netdata	`netdata.cryodev.xyz`	Monitoring dashboard
Mail	`mail.cryodev.xyz`	Email (Postfix/Dovecot)

Raspberry Pi SD Images

SD card images for Raspberry Pi clients are built automatically on every push to main.

Download from: Releases

# Flash to SD card
zstd -d cryodev-pi-sd-image.img.zst
sudo dd if=cryodev-pi-sd-image.img of=/dev/sdX bs=4M status=progress

See Adding a new Raspberry Pi for the full workflow.

Documentation

Full documentation is available in the docs/ directory:

Directory Structure

.
├── flake.nix           # Flake entry point
├── constants.nix       # Central configuration
├── hosts/              # Host configurations
├── modules/            # Reusable NixOS modules
├── pkgs/               # Custom packages
├── overlays/           # Nixpkgs overlays
├── templates/          # Host templates
├── scripts/            # Helper scripts
├── apps/               # Nix apps (rebuild)
├── lib/                # Helper functions
└── docs/               # Documentation

Commands

# Format code
nix fmt

# Run checks
nix flake check

# Update dependencies
nix flake update

# Enter dev shell
nix develop

# Build Pi SD image locally
nix build .#nixosConfigurations.cryodev-pi.config.system.build.sdImage

License

Private repository.

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