Add research exploration notes (principles, challenges, implementation
guidance, skills index, session log) and gap/conflict analysis against the
current repo vision and roadmap. Sharpen the roadmap housekeeping item with
the grill-me intent, central scope question, and expected output (ADR +
updated chunk scope for 2, 3, and 4).
Co-Authored-By: Claude Sonnet 4.6 <[email protected]>
