1. 1. Bun2Nix - Introduction
2. 2. Installation
3. 1. 2.1. From A Template
   2. 2.2. In a pre-existing flake
   3. 2.3. Overlay
4. 3. Using the command line tool
5. 4. Building Packages
6. 1. 4.1. mkDerivation
   2. 4.2. hook
   3. 4.3. fetchBunDeps
   4. 4.4. writeBunApplication
   5. 4.5. writeBunScriptBin
7. 5. V2 Update Guide