nightly release push action rework v12

.github/workflows/nightly_release.yml

@@ -3,10 +3,10 @@ name: Nightly Release
 on:
   schedule:
     - cron: "0 0 * * *"
-  workflow_dispatch:
 
 jobs:
   check_date:
+    if: ${{ 'true' == 'false' }} # prevent run since it is a dependent job.
     runs-on: ubuntu-latest
     name: Check latest commit
     outputs:
@@ -48,6 +48,6 @@ jobs:
         run: dotnet pack -c Release -o package tools/UglyToad.PdfPig.Package/UglyToad.PdfPig.Package.csproj
 
       - name: Publish Nuget to GitHub registry
-        run: dotnet nuget push **/*.nupkg --api-key ${{secrets.NUGET_API_KEY}} --source https://api.nuget.org/v3/index.json
+        run: dotnet nuget push **/*.nupkg --skip-duplicate --no-symbols --api-key ${{secrets.NUGET_API_KEY}} --source https://api.nuget.org/v3/index.json
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}