Add project files.

.github/workflows/publish-package.yml

@@ -0,0 +1,24 @@
+name: Publish package
+
+on:
+  workflow_dispatch:
+  push:
+    tags:
+      - "v*.*.*"
+
+jobs:
+  publish:
+    runs-on: windows-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Setup .NET Core
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: "9.0.x"
+      - name: Install dependencies
+        run: dotnet restore
+      - name: Build
+        run: dotnet build --configuration Release --no-restore
+      - name: Publish the package
+        run: dotnet nuget push "*/bin/Release/*.nupkg" -k ${{ secrets.NUGET_KEY }} -s https://api.nuget.org/v3/index.json