Summary

Builds the AppLens desktop dashboard UI inside src/AppLens.Desktop on top of DashboardReadModelService.

• adds the WinUI dashboard surface with summary state, module cards, pending Tune approvals, recent ledger events, and active app breakdown
• standardizes AppLens typography on Inter + JetBrains Mono across desktop/report surfaces
• binds the left rail counts and module badges from the dashboard read model instead of hardcoded concept values
• clamps startup window placement to the current display work area for high-DPI and smaller desktops
• adds focused desktop presentation tests

Validation

• dotnet build AppLensDesktop.sln -c Debug
• dotnet test AppLensDesktop.sln -c Debug — 54/54 passing
• dotnet publish src\AppLens.Desktop\AppLens.Desktop.csproj -c Release -p:GenerateAppxPackageOnBuild=true -p:AppxPackageSigningEnabled=false
  • passes; warning only: mspdbcmf.exe missing, so symbols package is not generated
• real WinUI screenshot captured locally at artifacts/screenshots/desktop-dashboard-ui-winui-summary.png