docs(m1): add PR3 shell UI spec and implementation plans

Capture the PR3 UX brainstorm: three-region shell, action columns by kind, story-via-actions, Story tab tree+log, and universal automation with shareable recipes. Includes T3.0/T3.1 implementation plans and M1 vertical slice plan. Also ignore local .worktrees/.
2026-06-11 20:01:30 -05:00
parent 57f037b62b
commit 203478268c
8 changed files with 6399 additions and 0 deletions
@@ -16,6 +16,9 @@ coverage/
 .claude/settings.local.json
 .vite/

+# Git worktrees (local isolation)
+.worktrees/
+
 # Logs
 *.log
 npm-debug.log*