Add build/publish to NuGet workflow

.github/workflows/IPXRelayDotNet.Release.yml

@@ -0,0 +1,49 @@
+name: IPXRelayDotNet Release
+
+on:
+  push:
+    tags:
+      - 'v[0-9]+.[0-9]+.[0-9]+'
+
+permissions:
+  contents: write
+
+jobs:
+  prep:
+    runs-on: ubuntu-latest
+    outputs:
+      version_tag: ${{ steps.trim_tag_ref.outputs.replaced }}
+      version_semver: ${{ steps.trim_tag_ref.outputs.replaced }}
+    steps:
+      - uses: frabert/replace-string-action@v2
+        name: Trim Tag Ref
+        id: trim_tag_ref
+        with:
+          string: '${{ github.ref }}'
+          pattern: 'refs/tags/v'
+          replace-with: ''
+
+  publish:
+    needs: prep
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: '7.0.x'
+
+      - name: Restore dependencies
+        run: dotnet restore IPXRelay/IPXRelayDotNet.csproj
+
+      - name: Build project
+        run: dotnet build --configuration Release IPXRelay/IPXRelayDotNet.csproj -p:Version="${{ needs.prep.outputs.version_tag }}" -p:AssemblyVersion="${{ needs.prep.outputs.version_semver }}"
+
+      - name: Pack NuGet package with symbols
+        run: dotnet pack IPXRelay/IPXRelayDotNet.csproj --no-build --configuration Release -p:PackageVersion=${{ needs.prep.outputs.version_tag }} -p:IncludeSymbols=true -p:SymbolPackageFormat=snupkg -o ./artifacts
+
+      - name: Publish NuGet package
+        run: |
+          dotnet nuget push ./artifacts/*.nupkg --api-key ${{ secrets.NUGET_API_KEY }} --source https://api.nuget.org/v3/index.json