Merge pull request #28 from mittwald/node12

build with node 12

Author: freisenhauer

.github/workflows/release.yml

@@ -10,7 +10,7 @@ jobs:
       # Setup .npmrc file to publish to npm
       - uses: actions/setup-node@v1
         with:
-          node-version: "10.x"
+          node-version: "12.x"
           registry-url: "https://npm.pkg.github.com"
           # Defaults to the user or organization that owns the workflow file
           scope: "@mittwald"