Nuget package information and workflow

.github/workflows/ci-otapi3-nuget.yml

@@ -0,0 +1,30 @@
+name: Deploy NuGet(OTAPI3)
+
+on:
+  push:
+    branches: [ nuget-release ]
+  pull_request:
+    branches: [ nuget-release ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    environment: release
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v2
+      with:
+        dotnet-version: 6.0.400
+    - name: Restore dependencies
+      run: dotnet restore
+    - name: Build
+      run: dotnet build TShock.sln --configuration Release --no-restore
+    - name: Test
+      run: dotnet test --no-build --verbosity normal --configuration Release
+
+    # Publish
+    - name: Push TShockAPI
+      run: dotnet nuget push TShockAPI/bin/Release/*.nupkg -k ${{ secrets.NUGET_API_KEY }} -s https://api.nuget.org/v3/index.json