Enable Native AOT for Aspire Dashboard

.github/actions/select-tests/action.yml

@@ -12,7 +12,7 @@ inputs:
   setupDotNet:
     required: false
     default: 'true'
-    description: 'Whether to bootstrap the .NET SDK (./dotnet.sh --version). Set false when the caller already installed the SDK in the same job. Selection only needs the SDK -- not a full repo restore -- because it builds an MSBuild ProjectGraph, which auto-resolves SDKs.'
+    description: 'Whether to bootstrap the .NET SDK and the runtime required by SelectTests. Set false when the caller already installed the toolchain in the same job. Selection does not require a full repo restore because it builds an MSBuild ProjectGraph, which auto-resolves SDKs.'
   enforce:
     required: false
     default: 'false'
@@ -83,14 +83,23 @@ runs:
       with:
         persist-credentials: false
 
-    # Minimal SDK bootstrap -- not a full ./restore.sh. dotnet.sh -> InitializeDotNetCli installs only
-    # the SDK into repo-local .dotnet (no runtime toolsets, no project restore). SelectTests then builds
-    # its MSBuild ProjectGraph over the solution on this SDK (MSBuild SDKs auto-resolve) -- selection
-    # does not need the repo restored.
-    - name: Install SDK (minimal)
+    # Minimal toolchain bootstrap -- not a full ./restore.sh. The repo SDK is .NET 11 while
+    # SelectTests intentionally targets .NET 10 for its Microsoft.Build ProjectGraph dependency,
+    # so install that one pinned runtime without restoring the rest of the repo toolsets.
+    - name: Install toolchain (minimal)
       if: ${{ inputs.setupDotNet == 'true' }}
       shell: bash
-      run: ./dotnet.sh --version
+      run: |
+        set -euo pipefail
+        ./dotnet.sh --version
+        runtime_version="$(sed -n 's:.*<DotNetRuntimeNet10VersionForTesting>\(.*\)</DotNetRuntimeNet10VersionForTesting>.*:\1:p' eng/Versions.props)"
+        if [ -z "$runtime_version" ]; then
+          echo "::error::Could not read DotNetRuntimeNet10VersionForTesting from eng/Versions.props." >&2
+          exit 1
+        fi
+        ./eng/common/dotnet-install.sh \
+          -runtime dotnet \
+          -version "$runtime_version"
 
     - name: Select relevant tests
       id: select

.github/aw/actions-lock.json

@@ -65,15 +65,10 @@
       "version": "v7.0.1",
       "sha": "043fb46d1a93c77aae656e7c1c64a875d1fc6a0a"
     },
-    "github/gh-aw-actions/setup-cli@v0.85.4": {
-      "repo": "github/gh-aw-actions/setup-cli",
-      "version": "v0.85.4",
-      "sha": "2709137ea6c5b0e19aa621454dc643ea8dc526b1"
-    },
-    "github/gh-aw-actions/setup@v0.85.4": {
+    "github/gh-aw-actions/setup@v0.86.2": {
       "repo": "github/gh-aw-actions/setup",
-      "version": "v0.85.4",
-      "sha": "2709137ea6c5b0e19aa621454dc643ea8dc526b1"
+      "version": "v0.86.2",
+      "sha": "6aab9e5b5c91c615506061f09bedd81a23babe3c"
     }
   },
   "containers": {

.github/workflows/build-cli-native-archives.yml

@@ -16,12 +16,14 @@ on:
           Defaults to all platforms (linux-x64, linux-arm64, win-x64, win-arm64, osx-arm64).
         required: false
         type: string
+        # Use the VS 2026 ARM preview image for its newer native linker. The VS 2022 ARM image
+        # fails to link Aspire.Dashboard.obj with LNK1322.
         default: >-
           [
             {"os": "ubuntu-latest", "runner": "8-core-ubuntu-latest", "rids": "linux-x64"},
             {"os": "ubuntu-latest", "runner": "ubuntu-24.04-arm", "rids": "linux-arm64"},
             {"os": "windows-latest", "runner": "windows-latest", "rids": "win-x64"},
-            {"os": "windows-latest", "runner": "windows-11-arm", "rids": "win-arm64"},
+            {"os": "windows-latest", "runner": "windows-11-vs2026-arm", "rids": "win-arm64"},
             {"os": "macos-latest", "runner": "macos-latest", "rids": "osx-arm64"}
           ]
 
@@ -99,6 +101,16 @@ jobs:
           /bl:${{ github.workspace }}/artifacts/log/${{ inputs.configuration }}/BundlePayload.binlog
           ${{ inputs.versionOverrideArg }}
 
+      - name: Smoke test Native AOT Dashboard
+        # osx-x64 is cross-compiled on an Apple Silicon runner and cannot be executed there
+        # without introducing an undeclared Rosetta dependency.
+        if: ${{ matrix.targets.rids != 'osx-x64' }}
+        shell: pwsh
+        run: |
+          $extension = if ('${{ runner.os }}' -eq 'Windows') { '.exe' } else { '' }
+          $dashboardPath = (Join-Path '${{ github.workspace }}' 'artifacts/bin/Aspire.Dashboard/${{ matrix.targets.rids }}/${{ inputs.configuration }}/net11.0/${{ matrix.targets.rids }}/publish/Aspire.Dashboard') + $extension
+          ./eng/scripts/test-native-dashboard.ps1 -DashboardPath $dashboardPath
+
       - name: Build CLI packages
         run: >
           ${{ runner.os == 'Windows' && './build.cmd' || './build.sh' }}