Use the new shared action

.github/workflows/build.yml

@@ -4,68 +4,5 @@ on:
     branches: [ main ]
 
 jobs:
-  build:
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        architecture: [ amd64, arm64v8 ]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-        with:
-          fetch-depth: 0 # get entire git tree, required for nerdbank gitversioning
-      - name: Login to GitHub Container Registry
-        uses: docker/login-action@v2
-        with:
-          registry: ghcr.io
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
-      - name: Build and push the Docker image
-        shell: pwsh
-        run: |
-          Push-Location src
-          $version = (nbgv get-version -f json | ConvertFrom-Json).SimpleVersion
-          Write-Host "Version $version"
-          Pop-Location
-
-          if ('${{ matrix.architecture }}' -eq 'arm64v8') {
-            sudo apt-get install qemu binfmt-support qemu-user-static
-            docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
-          }
-
-          docker build . -t ghcr.io/g3rv4/fakerelay:latest-${{ matrix.architecture }} --build-arg ARCH=${{ matrix.architecture }}
-          docker tag ghcr.io/g3rv4/fakerelay:latest-${{ matrix.architecture }} ghcr.io/g3rv4/fakerelay:$version-${{ matrix.architecture }}
-          docker push ghcr.io/g3rv4/fakerelay:latest-${{ matrix.architecture }}
-          docker push ghcr.io/g3rv4/fakerelay:$version-${{ matrix.architecture }}
-  push-manifest:
-    runs-on: ubuntu-latest
-    needs: [ build ]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-        with:
-          fetch-depth: 0 # get entire git tree, required for nerdbank gitversioning
-      - name: Login to GitHub Container Registry
-        uses: docker/login-action@v2
-        with:
-          registry: ghcr.io
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
-      - name: Build manifest
-        shell: pwsh
-        run: |
-          Push-Location src
-          $version = (nbgv get-version -f json | ConvertFrom-Json).SimpleVersion
-          Write-Host "Version $version"
-          Pop-Location
-
-          docker manifest create `
-                ghcr.io/g3rv4/fakerelay:latest `
-                --amend ghcr.io/g3rv4/fakerelay:latest-amd64 `
-                --amend ghcr.io/g3rv4/fakerelay:latest-arm64v8
-          docker manifest create `
-                ghcr.io/g3rv4/fakerelay:$version `
-                --amend ghcr.io/g3rv4/fakerelay:$version-amd64 `
-                --amend ghcr.io/g3rv4/fakerelay:$version-arm64v8
-          docker manifest push ghcr.io/g3rv4/fakerelay:latest
-          docker manifest push ghcr.io/g3rv4/fakerelay:$version
+  build-containers:
+    uses: g3rv4/actions/.github/workflows/dotnet-webapp.yml@v1