Add package smoke automation

docs/modernization/roadmap.md

@@ -242,10 +242,11 @@ Gate:
 Goal: make each component reachable by automated tools and future agents.
 
 Status: in progress. `tests/` exists, `desktop-fast` runs headlessly, and
-PowerShell/bash wrappers exist for configure/build/test/analyze/platform-build.
-`pano_cli` exists with JSON automation commands for creating a `pp_document`
-model and inspecting image signatures; full document/app integration is
-debt-tracked as DEBT-0010.
+PowerShell/bash wrappers exist for
+configure/build/test/analyze/platform-build/package-smoke. `pano_cli` exists
+with JSON automation commands for creating a `pp_document` model and
+inspecting image signatures; full document/app integration is debt-tracked as
+DEBT-0010.
 
 Implementation tasks:
 
@@ -520,6 +521,7 @@ powershell -ExecutionPolicy Bypass -File scripts\automation\test.ps1 -Preset des
 powershell -ExecutionPolicy Bypass -File scripts\automation\build.ps1 -Preset windows-msvc-default -Configuration Debug -Target pano_cli
 cmake --preset android-arm64
 powershell -ExecutionPolicy Bypass -File scripts\automation\platform-build.ps1 -Presets android-arm64
+powershell -ExecutionPolicy Bypass -File scripts\automation\package-smoke.ps1 -Preset windows-msvc-default -Configuration Debug
 ```
 
 Results:
@@ -539,6 +541,8 @@ Results:
   `out/build/windows-msvc-default/Debug/PanoPainter.exe`.
 - PowerShell build/test automation wrappers return JSON summaries and passed
   local smoke checks.
+- PowerShell package-smoke wrapper validates the Windows CMake app executable
+  and runtime `data/` copy.
 - Android arm64 configured with NDK 29.0.14206865 through the platform-build
   wrapper and compiled headless foundation/tool/test targets.
 - Known remaining warnings: legacy project/vendor diagnostics, Visual Studio