Document how to release

Nix flake update

Update pixi lockfile

Fix install version.

This will install libcoal.so.3.0.0 and libcoal.so as a symlink,
instead of just libcoal.so

CMake: update ament packaging

Follows https://github.com/jrl-umi3218/jrl-cmakemodules/pull/736

Clean CMake and update license

Support python 3.13

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/astral-sh/ruff-pre-commit: v0.6.9 → v0.8.6](https://github.com/astral-sh/ruff-pre-commit/compare/v0.6.9...v0.8.6)
- [github.com/pre-commit/mirrors-clang-format: v19.1.1 → v19.1.6](https://github.com/pre-commit/mirrors-clang-format/compare/v19.1.1...v19.1.6)

Update pixi lockfile

Add NOMINMAX definition to avoid Windows build issue