fix(lab): probe optional adapter image safely

experiments/perception/worker/observatory_portable/Install-LabV1ComponentAdapterImages.ps1

@@ -132,9 +132,15 @@ function Install-ComponentImage {
     }
     $shortRevision = $SourceRevision.Substring(0, 12)
     $tag = "ndc/mission-core-lab-v1-$Component-adapter:$shortRevision"
-    $existing = docker image inspect $tag 2>$null
+    $existingId = docker image ls `
-    if ($LASTEXITCODE -eq 0) {
+        --quiet `
-        $image = @($existing | ConvertFrom-Json)[0]
+        --no-trunc `
+        --filter "reference=$tag"
+    if ($LASTEXITCODE -ne 0) {
+        throw "LAB V1 component image lookup failed"
+    }
+    if ($existingId) {
+        $image = Get-ImageInspection $tag
         $labels = $image.Config.Labels
         if (
             [string]$labels."org.opencontainers.image.revision" -cne $SourceRevision -or

tests/test_lab_v1_component_adapter_image_installer.py

@@ -19,6 +19,8 @@ def test_component_image_installer_is_exact_local_and_offline() -> None:
     assert "--security-opt no-new-privileges" in script
     assert "target=/nodedc-build-source,readonly" in script
     assert "Get-FileSha256" in script
+    assert 'docker image ls `' in script
+    assert '--filter "reference=$tag"' in script
     assert "Invoke-InstalledImageSmoke" in script
     assert "docker commit @changes $containerId $tag" in script
     assert "docker rm -f $containerId" in script