Full repository checks (T12)

Every pre-commit hook passes over all files at 34dccbc — the same command CI's checks job runs. The docs site also builds (CI's docs job).

$ uv run pre-commit run --all-files
ruff (lint + autofix)....................................................Passed
ruff (format)............................................................Passed
pyright (type check).....................................................Passed
pytest (unit tests)......................................................Passed
markdownlint.............................................................Passed

$ (cd docs && bun install --frozen-lockfile && bun run docs:build)
build complete in 17.43s.