👷 add workflow for publishing to NuGet on version tags

Author: techouse

.github/workflows/publish.yml

@@ -0,0 +1,40 @@
+name: Publish to NuGet
+
+on:
+  push:
+    tags:
+      - 'v[0-9]+.[0-9]+.[0-9]+*'
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    uses: ./.github/workflows/test.yml
+    secrets: inherit
+  publish:
+    needs: test
+    name: Publish
+    permissions:
+      id-token: write
+    environment: nuget
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: '8.0.x'
+
+      - name: Restore
+        run: dotnet restore
+
+      - name: Build & Pack
+        run: dotnet pack QsNet/QsNet.csproj -c Release -o ./artifacts
+
+      - name: Push to NuGet
+        run: dotnet nuget push ./artifacts/*.nupkg \
+          --api-key ${{ secrets.NUGET_API_KEY }} \
+          --source https://api.nuget.org/v3/index.json \
+          --skip-duplicate