Test on node 20

Author: axelrindle

.github/workflows/ci.yml

@@ -34,7 +34,7 @@ jobs:
     needs: build
     strategy:
       matrix:
-        node-version: [14, 16, 18]
+        node-version: [14, 16, 18, 20]
     steps:
       - uses: actions/checkout@v3
       - name: Setup