[meta] Add CI for native builds in Steam Runtime Sniper

.github/workflows/artifacts.yml

@@ -3,7 +3,7 @@ name: Artifacts (Package)
 on: [push, pull_request, workflow_dispatch]
 
 jobs:
-  build-artifacts:
+  artifacts-mingw-w64:
     runs-on: ubuntu-20.04
 
     steps:
@@ -33,3 +33,34 @@ jobs:
         name: dxvk-${{ env.VERSION_NAME }}
         path: build/dxvk-${{ env.VERSION_NAME }}
         if-no-files-found: error
+
+  artifacts-steamrt-sniper:
+    runs-on: ubuntu-20.04
+    container: registry.gitlab.steamos.cloud/steamrt/sniper/sdk:beta
+
+    steps:
+    - name: Checkout code
+      id: checkout-code
+      uses: actions/checkout@v3
+      with:
+        submodules: recursive
+        fetch-depth: 0
+
+    - name: Setup problem matcher
+      uses: Joshua-Ashton/gcc-problem-matcher@v2
+
+    - name: Build release
+      id: build-release
+      shell: bash
+      run: |
+        export VERSION_NAME="${GITHUB_REF##*/}-${GITHUB_SHA##*/}"
+        ./package-native.sh ${VERSION_NAME} build --no-package
+        echo "VERSION_NAME=${VERSION_NAME}" >> $GITHUB_ENV
+
+    - name: Upload artifacts
+      id: upload-artifacts
+      uses: actions/upload-artifact@v3
+      with:
+        name: dxvk-${{ env.VERSION_NAME }}
+        path: build/dxvk-native-${{ env.VERSION_NAME }}
+        if-no-files-found: error