docs: start milestone v1.1 Enhanced Reports

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.planning/PROJECT.md

@@ -8,10 +8,20 @@ A C#/WPF desktop application for IT administrators and MSPs to audit and manage
 
 Administrators can audit and manage SharePoint/Teams permissions and storage across multiple client tenants from a single, reliable desktop application.
 
+## Current Milestone: v1.1 Enhanced Reports
+
+**Goal:** Add user access audit, simplified permissions, storage visualization, and global multi-site selection
+
+**Target features:**
+- Export all SharePoint/Teams accesses a specific user has across selected sites
+- Simplified permissions reports with plain-language labels and summary views
+- Storage metrics graph by file type (pie/donut and bar chart, toggleable)
+- Global multi-site selection in toolbar (pick sites once, all tabs use them)
+
 ## Current State
 
 **Shipped:** v1.0 MVP (2026-04-07)
-**Status:** Feature-complete for v1 parity with original PowerShell tool
+**Status:** Feature-complete for v1 parity; v1.1 in progress
 
 Tech stack: C# / WPF / .NET 10 / PnP Framework / Microsoft Graph SDK / MSAL / Serilog / CommunityToolkit.Mvvm
 Tests: 134 automated (xUnit), 22 skipped (require live SharePoint tenant)
@@ -73,4 +83,4 @@ Distribution: 200 MB self-contained EXE (win-x64)
 | Wave 0 scaffold pattern | Models + interfaces + test stubs before implementation | ✓ Good — all phases had test targets from day 1 |
 
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-*Last updated: 2026-04-07 after v1.0 milestone*
+*Last updated: 2026-04-07 after v1.1 milestone start*