Add package readiness automation guard

scripts/automation/package-smoke.ps1

@@ -3,6 +3,7 @@ param(
     [string]$Preset = "windows-msvc-default",
     [string]$Configuration = "Debug",
     [string]$Target = "PanoPainter",
+    [switch]$ReadinessOnly,
     [string[]]$PackageKinds = @(
         "windows-appx",
         "android-standard-apk",
@@ -207,6 +208,21 @@ function Get-PackageReadiness {
     return $readiness
 }
 
+if ($ReadinessOnly) {
+    $elapsed = [int]((Get-Date) - $started).TotalMilliseconds
+    [ordered]@{
+        command = "package-smoke"
+        preset = $Preset
+        configuration = $Configuration
+        target = $Target
+        stage = "readiness"
+        exitCode = 0
+        elapsedMs = $elapsed
+        packageReadiness = Get-PackageReadiness -Kinds $PackageKinds
+    } | ConvertTo-Json -Compress -Depth 5
+    exit 0
+}
+
 & cmake --build --preset $Preset --config $Configuration --target $Target
 $buildExitCode = $LASTEXITCODE
 if ($buildExitCode -ne 0) {