Update publishnuget.yml

.github/workflows/publishnuget.yml

@@ -69,7 +69,7 @@ jobs:
     # Publish only when creating a GitHub Release
     # https://docs.github.com/en/repositories/releasing-projects-on-github/managing-releases-in-a-repository
     # You can update this logic if you want to manage releases differently
-    if: github.event_name == 'release'
+
     runs-on: ubuntu-latest
     needs: [ run_test ]
     steps:
@@ -82,6 +82,8 @@ jobs:
       # Install the .NET SDK indicated in the global.json file
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: '7.x'
 
       # Publish all NuGet packages to NuGet.org
       # Use --skip-duplicate to prevent errors if a package with the same version already exists.