Update build.yml

Author: pwelter34

.github/workflows/build.yml

@@ -42,6 +42,7 @@ jobs:
           dotnet-version: | 
               3.1.x
               6.0.x
+              7.0.x
 
       - name: Restore Dependencies
         run: dotnet restore
@@ -68,6 +69,6 @@ jobs:
         run: |
           for package in $(find -name "*.nupkg"); do
             echo "${0##*/}": Pushing $package...
-            dotnet nuget push $package --source https://api.nuget.org/v3/index.json --api-key ${{ secrets.NUGET_KEY }} --skip-duplicate
+            dotnet nuget push $package --source https://api.nuget.org/v3/index.json --api-key ${{ secrets.NUGET_API_KEY }} --skip-duplicate
           done