Flake lock file updates: • Updated input 'catppuccin-userstyles': 'github:catppuccin/userstyles/2687d34339bef91e285b786e089223395ea80385?narHash=sha256-oAByRn6syjCFpRnljVybhd8UDde9YNgNjxrsjQtXd%2BI%3D' (2026-01-09) → 'github:catppuccin/userstyles/63cc40fad583754bf9f96ff573be4f5bf1ea0b32?narHash=sha256-KwTf0ZPnn9f464FVfEJZMfZ%2BnyCCcre0wROkMiaYPmQ%3D' (2026-01-15) • Updated input 'nixpkgs': 'github:NixOS/nixpkgs/45a1530683263666f42d1de4cdda328109d5a676?narHash=sha256-2EwKigq/8Yfl0D1%2BBaqsF1qh40DxX%2BrDdDyw1razX/Q%3D' (2026-01-09) → 'github:NixOS/nixpkgs/13868c071cc73a5e9f610c47d7bb08e5da64fdd5?narHash=sha256-ZhuYJbwbZT32QA95tSkXd9zXHcdZj90EzHpEXBMabaw%3D' (2026-01-14) • Updated input 'treefmt-nix': 'github:numtide/treefmt-nix/0c445aa21b01fd1d4bb58927f7b268568af87b20?narHash=sha256-b2gJDJfi%2BTbA7Hu2sKip%2B1mWqya0GJaWrrXQjpbOVTU%3D' (2026-01-10) → 'github:numtide/treefmt-nix/e96d59dff5c0d7fddb9d113ba108f03c3ef99eca?narHash=sha256-67vyT1%2BxClLldnumAzCTBvU0jLZ1YBcf4vANRWP3%2BAk%3D' (2026-01-11)