Correct release on tag.

Author: amerkoleci

.github/workflows/ci.yml

@@ -36,7 +36,7 @@ jobs:
     - name: Publish to NuGet
       if: github.event_name == 'push'
       run: |      
-          if ( "${{github.ref}}" -match "^refs/tags/[0-9]+\.[0-9]+\.[0-9]+$" ) {
+          if ( "${{github.ref}}" -match "^refs/tags/v[0-9]+\.[0-9]+\.[0-9]+$" ) {
               dotnet nuget push build\packages\**\*.nupkg -s nuget.org -k ${{secrets.NUGET_TOKEN}} --no-symbols true
           } else {
               echo "publish is only enabled by tagging with a release tag"