Create CD workflow

Author: Lamparter

.github/workflows/cd.yml

@@ -0,0 +1,58 @@
+name: CD
+
+on:
+  workflow_dispatch:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: windows-latest
+    environment: NuGet
+    strategy:
+      fail-fast: false
+      matrix:
+        configuration: [Release]
+        platform: [Any CPU]
+    env:
+        WORKING_DIR: ${{ github.workspace }}
+        SOLUTION_PATH: '${{ github.workspace }}\CubeKit.sln'
+        HEAD_PROJECTS_DIR: '${{ github.workspace }}\src\platforms'
+        HEAD_EXTENSIONS_DIR: '${{ github.workspace }}\src\extensions'
+        CONFIGURATION: ${{ matrix.configuration }}
+        ARCHITECTURE: ${{ matrix.platform }}
+
+    steps:
+    - name: Checkout the repository
+      uses: actions/checkout@v4
+    - name: Setup MSBuild
+      uses: microsoft/setup-msbuild@v2
+    - name: Setup NuGet
+      uses: NuGet/setup-nuget@v2
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: 9.x
+
+    - name: Restore project
+      shell: pwsh
+      run: |
+          msbuild $env:SOLUTION_PATH `
+            -t:Restore `
+            -p:Platform=$env:ARCHITECTURE `
+            -p:Configuration=$env:CONFIGURATION
+
+    - name: Build CubeKit
+      run: |
+        msbuild "$env:SOLUTION_PATH" `
+        -t:Build `
+        -p:Platform=$env:PLATFORM `
+        -p:Configuration=$env:CONFIGURATION
+
+    - name: Package CubeKit
+      run: dotnet pack ${{ env.PACKAGE_PROJECT_PATH }} --configuration Release --no-build -o ./output
+
+    - name: Publish package to NuGet
+      run: dotnet nuget push ./output/*.nupkg --api-key ${{ secrets.NUGET_API_KEY }} --source https://api.nuget.org/v3/index.json
+      # TODO: Publish symbols as well