calca

Update CHANGELOG.md [Unreleased] with recent user-facing changes from the current branch

Checklist-driven prompt to prepare a full Caravella release (changelogs, store metadata, version bump, tag)

Generate marketing copy for Agent Board releases. Use when: writing changelog entries, VS Code Marketplace descriptions, social media posts (Twitter/X, LinkedIn, Bluesky), blog post drafts, feature highlight sections, or release announcements. Produces…