Migrate to nixica 0.2.0 (9.8.x)
Summary
- Replace inline flake-parts configuration with nixica 0.2.0
mkFlakepattern - Move perSystem logic to
nix/default.nixfollowing import-tree convention - Add dev partition (
dev/flake.nix) with gitlab-ci 0.20.1 for CI generation - Update
.gitlab-ci.ymlto standard remote include pattern