minidyn

Apply a rigorous Test-Driven Development (TDD) workflow for the Minidyn project. Use when adding features, fixing bugs, changing behavior, refactoring, or when the user mentions TDD, use cases, or "test first".

Use when cutting a new release on this repository — generates Keep a Changelog notes from merged PRs, suggests the version bump, creates an annotated tag, and opens a draft GitHub release for human review.

Drafts Git commit messages for Minidyn: imperative subject, mandatory Why then What body (Why prose; What as hyphen bullets), lines wrapped at 80 columns, Issue footer; asks for motivation or issue number when unknown. Use when staging changes, writing commits, or when the user asks for a commit message or commit format.

Writes DynamoDB Local vs minidyn parity E2E tests with the repository's comparison patterns, normalization rules, and validation workflow. Use when adding or updating parity tests in e2e/, investigating parity mismatches, or when the user asks to write E2E parity coverage.