docs(state): record phase 19 UI-SPEC approval; ignore local claude settings

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

.gitignore

@@ -17,6 +17,9 @@ dist/
 *.swp
 *.swo
 
+# Claude Code local (per-machine) settings — never tracked
+.claude/settings.local.json
+
 # OS
 .DS_Store
 Thumbs.db

.planning/STATE.md

@@ -3,8 +3,8 @@ gsd_state_version: 1.0
 milestone: v1.1
 milestone_name: Operability & Polish
 status: "Phase 12 shipped — PR #22"
-stopped_at: Phase 19 context gathered
+stopped_at: Phase 19 UI-SPEC approved
-last_updated: "2026-06-17T01:04:57.699Z"
+last_updated: "2026-06-17T01:20:23.192Z"
 last_activity: 2026-06-16
 progress:
   total_phases: 24
@@ -268,9 +268,9 @@ Recent decisions affecting current work:
 
 ## Session Continuity
 
-Last session: 2026-06-17T01:04:57.686Z
+Last session: 2026-06-17T01:20:23.179Z
-Stopped at: Phase 19 context gathered
+Stopped at: Phase 19 UI-SPEC approved
-Resume file: .planning/phases/19-local-auth-no-oidc-mode/19-CONTEXT.md
+Resume file: .planning/phases/19-local-auth-no-oidc-mode/19-UI-SPEC.md
 
 ## Operator Next Steps