Add collection and sorting utilities with Gitea release workflows

Replace retrocycle eval calls with property traversal and regression coverage. Add bundle budgets, eval guards, package publishing, and contributor documentation.

.changeset/collection-sorting-tools.md

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+"@warkypublic/artemis-kit": minor
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+Add typed collection helpers (groupBy, keyBy, uniqueBy, partition) and configurable sorting comparators through root, collections, and sorting exports. Add CI bundle size budgets and fail builds on direct eval warnings.