ci: fix trusted publishing login user

Author: ANcpLua

.github/workflows/nuget-publish.yml

@@ -43,15 +43,16 @@ jobs:
         run: dotnet pack SWEN3.Paperless.RabbitMq/SWEN3.Paperless.RabbitMq.csproj --configuration Release --no-build --output ./nupkg -p:GeneratePackageOnBuild=false
 
       - name: NuGet login (OIDC → temp API key)
-        uses: NuGet/login@v1
         id: login
+        if: github.event_name == 'release' || github.event_name == 'workflow_dispatch'
+        uses: NuGet/login@v1
+        with:
+          user: ${{ secrets.NUGET_USER }}
 
       - name: Publish packages to NuGet.org (Trusted Publishing)
         if: github.event_name == 'release' || github.event_name == 'workflow_dispatch'
-        env:
-          NUGET_AUTH_TOKEN: ${{ steps.login.outputs.NUGET_AUTH_TOKEN }}
         run: |
           dotnet nuget push ./nupkg/*.nupkg \
             --source https://api.nuget.org/v3/index.json \
-            --api-key "$NUGET_AUTH_TOKEN" \
+            --api-key "${{ steps.login.outputs.NUGET_API_KEY }}" \
             --skip-duplicate