Dotfiles

Cross-platform dotfiles managed with Nix, Nix Darwin, and Home Manager. Supports macOS and Linux with host-specific configurations.

Requirements

• Determinate Nix

Quick Start

git clone https://github.com/mpriscella/dotfiles.git ~/.config/dotfiles
cd ~/.config/dotfiles

nix develop

# macOS (nix-darwin)
darwin-rebuild switch --flake .#<hostname>

# Linux (home-manager only)
home-manager switch --flake .#<configuration-name>

Common Commands

# Apply configuration changes
darwin-rebuild switch --flake .#<hostname>      # macOS
home-manager switch --flake .#<configuration>   # Linux

# Test before applying
home-manager build --flake .#<configuration>
nix flake check

# Update dependencies
nix flake update

# Enter development shell
nix develop

# Format Nix code
nix fmt

Documentation

Topic	Description
Nix Flakes	Flake structure, configurations, and switching between setups
Secrets Management	sops-nix setup, adding secrets, and token rotation
GPG Signing	GPG key generation and Git commit signing

Available Configurations

nix-darwin (macOS)

Configuration	System	Username
macbook-pro-m5	aarch64-darwin	mpriscella
macbook-pro-m3	aarch64-darwin	michaelpriscella
macbook-air-m4	aarch64-darwin	mpriscella

Home Manager (Linux)

Configuration	System	Username
linux	x86_64-linux	mpriscella
linux-arm	aarch64-linux	mpriscella

Project Structure

.
├── flake.nix              # Flake definition and configurations
├── home-manager/          # Home Manager modules
│   ├── home.nix           # Main home configuration
│   └── programs/          # Program-specific configs
├── nix-darwin/            # nix-darwin system configuration
├── config/                # Application configs (nvim, ghostty, etc.)
├── secrets/               # Encrypted secrets (sops)
└── docs/                  # Documentation