chore: stamp CHANGELOG for v0.12.2 release

Author: jamesbrink

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.12.2] - 2026-02-07
+
 ### Changed
 - Upgraded ComfyUI to v0.12.2 (tracking `Comfy-Org/ComfyUI`)
 - Vendored new upstream deps: `comfy-kitchen`, `comfy-aimdo`
@@ -145,6 +147,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Apple Silicon (M-series) support
 - Basic persistence for user data
 
+[Unreleased]: https://github.com/utensils/comfyui-nix/compare/v0.12.2...HEAD
+[0.12.2]: https://github.com/utensils/comfyui-nix/compare/v0.7.0-2...v0.12.2
 [0.7.0-2]: https://github.com/utensils/comfyui-nix/compare/v0.7.0-1...v0.7.0-2
 [0.7.0-1]: https://github.com/utensils/comfyui-nix/compare/v0.7.0...v0.7.0-1
 [0.7.0]: https://github.com/utensils/comfyui-nix/compare/v0.6.0...v0.7.0