feat: add temporary key file for package signing

.github/workflows/dotnet-desktop.yml

@@ -5,58 +5,75 @@ name: WinUI 3 MSIX app
 
 on:
   push:
-    branches: [ dev ]
+    branches: [main]
   pull_request:
-    branches: [ dev ]
+    branches: [main]
 
 jobs:
-
   build:
-
     strategy:
       matrix:
         configuration: [Release]
-        platform: [x86, x64]
+        platform: [x64, x86]
 
-    runs-on: windows-latest  # For a list of available runner types, refer to
-                             # https://help.github.com/en/actions/reference/workflow-syntax-for-github-actions#jobsjob_idruns-on
+    runs-on:
+      windows-latest # For a list of available runner types, refer to
+      # https://help.github.com/en/actions/reference/workflow-syntax-for-github-actions#jobsjob_idruns-on
 
     env:
-      Solution_Name: BetterLyrics.sln                        # Replace with your solution name, i.e. App1.sln.
+      Solution_Name: your-solution-name # Replace with your solution name, i.e. App1.sln.
 
     steps:
-    - name: Checkout
-      uses: actions/checkout@v2
-      with:
-        fetch-depth: 0
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
 
-    # Install the .NET Core workload
-    - name: Install .NET Core
-      uses: actions/setup-dotnet@v1
-      with:
-        dotnet-version: 8.0.x
+      # Install the .NET Core workload
+      - name: Install .NET Core
+        uses: actions/setup-dotnet@v1
+        with:
+          dotnet-version: 6.0.x
 
-    # Add  MSBuild to the PATH: https://github.com/microsoft/setup-msbuild
-    - name: Setup MSBuild.exe
-      uses: microsoft/setup-msbuild@v2
+      # Add  MSBuild to the PATH: https://github.com/microsoft/setup-msbuild
+      - name: Setup MSBuild.exe
+        uses: microsoft/setup-msbuild@v1.0.2
 
-    - name: Add CommunityToolkit-Labs NuGet source
-      run: |
-        dotnet nuget add source https://pkgs.dev.azure.com/dotnet/CommunityToolkit/_packaging/CommunityToolkit-Labs/nuget/v3/index.json --name CommunityToolkit-Labs --store-password-in-clear-text
+      # Add the NuGet source for the CommunityToolkit-Labs
+      - name: Add CommunityToolkit-Labs NuGet source
+        run: |
+          dotnet nuget add source https://pkgs.dev.azure.com/dotnet/CommunityToolkit/_packaging/CommunityToolkit-Labs/nuget/v3/index.json --name CommunityToolkit-Labs --store-password-in-clear-text
 
-    # Restore the application to populate the obj folder with RuntimeIdentifiers
-    - name: Restore the application
-      run: msbuild $env:Solution_Name /t:Restore /p:Configuration=$env:Configuration
-      env:
-        Configuration: ${{ matrix.configuration }}
+      # Restore the application to populate the obj folder with RuntimeIdentifiers
+      - name: Restore the application
+        run: msbuild $env:Solution_Name /t:Restore /p:Configuration=$env:Configuration
+        env:
+          Configuration: ${{ matrix.configuration }}
 
-    # Create the app package by building and packaging the project
-    - name: Create the app package
-      run: msbuild
+      # Decode the base 64 encoded pfx and save the Signing_Certificate
+      - name: Decode the pfx
+        run: |
+          $pfx_cert_byte = [System.Convert]::FromBase64String("${{ secrets.BASE64_ENCODED_PFX }}")
+          $certificatePath = "GitHubActionsWorkflow.pfx"
+          [IO.File]::WriteAllBytes("$certificatePath", $pfx_cert_byte)
 
-    # Upload the MSIX package: https://github.com/marketplace/actions/upload-a-build-artifact
-    - name: Upload MSIX package
-      uses: actions/upload-artifact@v4
-      with:
-        name: MSIX Package
-        path: ${{ env.Solution_Name }}\\bin
+      # Create the app package by building and packaging the project
+      - name: Create the app package
+        run: msbuild $env:Solution_Name /p:Configuration=$env:Configuration /p:Platform=$env:Platform /p:UapAppxPackageBuildMode=$env:Appx_Package_Build_Mode /p:AppxBundle=$env:Appx_Bundle /p:PackageCertificateKeyFile=GitHubActionsWorkflow.pfx /p:AppxPackageDir="$env:Appx_Package_Dir" /p:GenerateAppxPackageOnBuild=true
+        env:
+          Appx_Bundle: Never
+          Appx_Package_Build_Mode: SideloadOnly
+          Appx_Package_Dir: Packages\
+          Configuration: ${{ matrix.configuration }}
+          Platform: ${{ matrix.platform }}
+
+      # Remove the pfx
+      - name: Remove the pfx
+        run: Remove-Item -path GitHubActionsWorkflow.pfx
+
+      # Upload the MSIX package: https://github.com/marketplace/actions/upload-a-build-artifact
+      - name: Upload MSIX package
+        uses: actions/upload-artifact@v2
+        with:
+          name: MSIX Package
+          path: ${{ env.Solution_Name }}\\Packages