Update release workflow

.github/workflows/release.yml

@@ -5,8 +5,8 @@ name: Nuget Publish
 # Controls when the action will run. 
 on:
   # Triggers the workflow on push or pull request events but only for the master branch
-  push:
-    branches: [ master ]
+  release:
+    types: [ published ]
 
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
@@ -24,12 +24,12 @@ jobs:
         with:
           dotnet-version: 5.0.x
       - run: dotnet build
-      - run: dotnet pack -c Release
+      - run: dotnet pack -c Release -o packed /p:Version=${{ github.event.release.tag_name }}
       - name: Setup NuGet.exe for use with actions
         # You may pin to the exact commit or the version.
         # uses: NuGet/setup-nuget@04b0c2b8d1b97922f67eca497d7cf0bf17b8ffe1
         uses: NuGet/[email protected]
         with:
           # NuGet version to install. Can be `latest`, `preview`, a concrete version like `5.3.1`, or a semver range specifier like `5.x`.
           nuget-api-key: ${{ secrets.NUGET_KEY }}
-      - run: nuget push **/obj/Release/**/**.nupkg
+      - run: nuget push packed/**.nupkg