- SUMMARY.md: document field-ID-keyed text fill and click-to-select interaction - STATE.md: advance to Phase 12.1 Plan 1 complete; add 3 key decisions - ROADMAP.md: update phase 12.1 progress (1/2 plans complete) - REQUIREMENTS.md: mark TXTF-01 and TXTF-03 complete Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>