58594d582b
The commit message reflects the main changes: 1. Updated model name from "gpt-oss-20b" to "qwen3-coder-30b" in aichat.nix 2. Changed the default model to ryu:qwen3-coder-30b in aichat.nix 3. Added a new chat template file (chat.hbs) with tool/function calling support 4. Configured llama.cpp to use the new chat template file 5. Enabled HDR display settings in hyprland 6. Modified gamemode to unload lmstudio on start and added custom script for gamemode startup All changes are focused on implementing Qwen3-Coder-30B model with enhanced tool calling capabilities and system configuration improvements.
Personal Dotfiles & NixOS Configuration
A comprehensive, multi-platform dotfiles repository managing Linux, macOS, and specialized devices through Nix flakes, NixOS, nix-darwin, and Home Manager.
📊 Architecture Overview
This repository manages 6 devices across multiple platforms and architectures:
- 2 Servers: mirai (main), tsuba (Raspberry Pi)
- 1 Workstation: ryu (primary desktop)
- 3 Portable devices: kuro (MacBook), SteamDeck, and 1 desktop Mac Mini (shiro)
📈 Visual Architecture: See Device Architecture Diagram for a complete visual overview.
🖥️ Device Portfolio
Server Infrastructure
| Device | Architecture | Role | Services |
|---|---|---|---|
| mirai | x86_64-linux | Main Server | Nextcloud, Gitea, Minecraft, Immich, Paperless, +20 more |
| tsuba | aarch64-linux | Raspberry Pi | ARM-based lightweight services |
Development Environment
| Device | Architecture | Setup | Features |
|---|---|---|---|
| ryu | x86_64-linux | Main Desktop | Hyprland+GNOME, 3-monitor setup, gaming, audio production |
| shiro | aarch64-darwin | Mac Mini Desktop | nix-darwin + Home Manager, build server |
Portable Devices
| Device | Architecture | Platform | Configuration |
|---|---|---|---|
| kuro | aarch64-darwin | MacBook | nix-darwin + Home Manager |
| SteamDeck | x86_64-linux | SteamOS | Home Manager only |
🚀 Quick Start
Prerequisites
# Install Nix with flakes support
curl --proto '=https' --tlsv1.2 -sSf -L https://install.determinate.systems/nix | sh -s -- install
Installation
NixOS (Linux)
sudo nixos-rebuild switch --flake .#<device-name>
macOS (nix-darwin)
nix run nix-darwin -- switch --flake .#<device-name>
Home Manager only (SteamDeck)
nix run home-manager/master -- switch --flake .#deck
Available Devices
mirai- Main serverryu- Primary desktoptsuba- Raspberry Pikuro- MacBook (fs0c131y)shiro- MacBook (servius)deck- SteamDeck
🛠️ Development Tools
Using Just (Recommended)
# Install on current system
just install
# Build without switching
just build
# Try Neovim configuration
just nvim
# Home Manager for non-NixOS
just home
Core Technologies
- OS: NixOS, macOS, SteamOS
- Shells: Fish (primary), Nushell
- Editor: Neovim with custom nixvim configuration
- Desktop: Hyprland (Linux), Yabai + Aerospace (macOS)
- Terminals: Foot, Wezterm, Kitty
- Package Management: Nix Flakes with distributed building
🎯 Key Features
🔧 Multi-Platform Configuration Management
- NixOS: Complete system configuration for servers and workstations
- nix-darwin: macOS system management with Homebrew integration
- Home Manager: User environment configuration across all platforms
🌐 Network Infrastructure
- Tailscale VPN: Secure mesh networking across all devices
- ZeroTier: Secondary network layer for specific services
- SSH Deployment: Automated deployment via deploy-rs
⚡ Development Environment
- Nixvim: Custom Neovim configuration with LSP, tree-sitter, and plugins
- Multi-monitor support: Professional 3-monitor setup on ryu
- Cross-compilation: ARM64 and x86_64 support with distributed builds
🔒 Security & Secrets Management
- SOPS: Encrypted secrets management across all devices
- SSH Keys: Centralized key distribution
- Secure Boot: Lanzaboote implementation on ryu
- TPM Support: Hardware security module integration
🏗️ Build Infrastructure
- Distributed Building: mirai, shiro as build servers
- Binary Caches: nix-community and custom caches
- Cross-platform: ARM64 and x86_64 builds
📦 Self-Hosted Services (mirai)
Core Services
-
Nextcloud: File storage and synchronization
-
Gitea: Self-hosted Git server
-
Immich: Photo management and AI-powered search
-
Paperless: Document management and OCR
Development Tools
- Atuin: Shell history synchronization
- LLDAP: Lightweight LDAP server
- VS Code Server: Remote development environment
Entertainment & Media
- Minecraft Server: Gaming server
- Navidrome: Music streaming server
- Polaris: Alternative music server
Networking & Security
- Tailscale: VPN coordination node
- ZeroTier: Network management
- Fail2ban: Intrusion prevention
- Caddy: Reverse proxy and SSL termination
🎮 Gaming & Entertainment
Gaming Setup (ryu)
- Steam: Native Linux gaming
- Wine/Proton: Windows game compatibility
- Controller support: Multiple gamepad configurations
- Performance: NVIDIA GPU with CUDA support
Audio Production
- Musnix: Real-time audio kernel optimization
- Professional audio: Low-latency audio pipeline
- Hardware support: Audio interfaces and MIDI controllers
📱 Portable Configuration
macOS Features (kuro - MacBook, shiro - Mac Mini)
- Touch ID: Sudo authentication integration (kuro)
- Keyboard remapping: Custom modifier key layouts
- Aerospace/Yabai: Tiling window management
- Homebrew: Package management for macOS-specific applications
- Build server: shiro serves as ARM64 build machine
SteamDeck Integration
- Home Manager: User environment without system changes
- Tailscale: VPN connectivity for remote access
- Development tools: Portable development environment
🔄 Deployment & Management
Automated Deployment
# Deploy to all servers from ryu
deploy .
# Deploy specific device
deploy .#mirai
Build Management
- Local builds: Fast builds on powerful workstations
- Remote builds: Offload to build servers for efficiency
- Binary caches: Minimize rebuild times across devices
Configuration Updates
- Git-based: All configurations version controlled
- Atomic updates: Rollback capability for all changes
- Testing: Safe deployment with easy rollback
📚 Try My Configurations
Neovim Configuration
# Try my Neovim setup without installation
nix run github:uttarayan21/dotfiles#neovim
Standalone Packages
The flake provides packages for:
- Custom Neovim configuration
- Development shells with tools
- Custom applications and scripts
🛡️ Security Practices
- Encrypted secrets: All sensitive data managed via SOPS
- SSH hardening: Key-based authentication only
- Network segmentation: VPN-based access control
- Regular updates: Automated security updates via Nix channels
- Hardware security: TPM and secure boot where available
📖 Documentation
- Device Architecture: Detailed device specifications and relationships
- Visual Diagram: Complete infrastructure overview
- Module documentation: Inline documentation for custom Nix modules
🧰 Included Tools
Command Line Utilities
| Tool | Purpose | Repository |
|---|---|---|
bat |
Enhanced cat with syntax highlighting | sharkdp/bat |
dust |
Intuitive du replacement | bootandy/dust |
eza |
Modern ls replacement | eza-community/eza |
fd |
Simple, fast find alternative | sharkdp/fd |
fzf |
Command-line fuzzy finder | junegunn/fzf |
just |
Command runner | casey/just |
ripgrep |
Fast text search | BurntSushi/ripgrep |
starship |
Cross-shell prompt | starship/starship |
zoxide |
Smarter cd command | ajeetdsouza/zoxide |
GUI Applications
- Anyrun: Application launcher for Hyprland
- Hyprland: Modern Wayland compositor
- Ghostty: GPU-accelerated terminal
- Firefox: Web browser with custom CSS
- And many more...
🤝 Contributing
This is a personal dotfiles repository, but feel free to:
- Use configurations as inspiration
- Report issues or suggest improvements
- Fork for your own use (please respect licenses)
📄 License
This repository contains configurations and scripts for personal use. Individual tools and applications maintain their respective licenses.
Infrastructure Status: 6 devices managed • 20+ services hosted • Multi-platform deployment ready