docs(15-02): complete PermissionConsolidator unit tests plan

- 9 tests pass covering RPT-04-a through RPT-04-i
- Full solution builds with 0 errors, 321 tests pass
- STATE.md updated, ROADMAP.md phase 15 marked Complete

.planning/STATE.md

@@ -3,14 +3,14 @@ gsd_state_version: 1.0
 milestone: v2.3
 milestone_name: Tenant Management & Report Enhancements
 status: planning
-stopped_at: Completed 15-01-PLAN.md
-last_updated: "2026-04-09T09:42:37.151Z"
+stopped_at: Completed 15-02-PLAN.md
+last_updated: "2026-04-09T09:46:35.245Z"
 last_activity: 2026-04-09 — Roadmap created for v2.3 (phases 15-19)
 progress:
   total_phases: 5
-  completed_phases: 0
+  completed_phases: 1
   total_plans: 2
-  completed_plans: 1
+  completed_plans: 2
 ---
 
 # Project State
@@ -63,6 +63,7 @@ Decisions are logged in PROJECT.md Key Decisions table.
 - App registration must be atomic with rollback; partial Entra state is worse than no state
 - [Phase 15]: MakeKey declared internal for test access via InternalsVisibleTo without exposing as public API
 - [Phase 15]: LINQ GroupBy+Select for consolidation merge instead of mutable dictionary — consistent with functional codebase style
+- [Phase 15-consolidation-data-model]: RPT-04-g test data uses 11 rows (not 10) to produce 7 consolidated rows — plan description had a counting error; 4 unique rows + 3 merged groups = 7
 
 ### Pending Todos
 
@@ -74,7 +75,7 @@ None.
 
 ## Session Continuity
 
-Last session: 2026-04-09T09:42:37.149Z
-Stopped at: Completed 15-01-PLAN.md
+Last session: 2026-04-09T09:46:35.243Z
+Stopped at: Completed 15-02-PLAN.md
 Resume file: None
 Next step: `/gsd:plan-phase 15`