Merge pull request #624 from monocongo/dependabot/uv/cryptography-46.0.7

chore(deps-dev): bump cryptography from 46.0.6 to 46.0.7

Merge pull request #623 from monocongo/feature/v2.4.0-planning

style: apply ruff formatting to eto, xarray_adapter, test_release_integrity

docs(demo): add BMAD methodology demo and walkthrough materials

fix(ci): resolve lint errors and bump vulnerable dependencies

chore: merge master post-v2.3.0 release into v2.4.0 branch

chore(deps): sync uv.lock package version to 2.3.0

docs(release): finalize v2.3.0 changelog header

Merge pull request #614 from monocongo/release/v2.3.0

chore(spec): remove stale tech-spec-wip.md after rename to final slug

test(release): add release integrity guardrails + fix adversarial review findings

docs(spec): apply final party mode improvements before dev

docs(spec): finalize release sequencing spec — ready for dev

docs(spec): apply second round of party mode improvements