github ci: add node 22

Author: legobeat

.github/workflows/nodejs.yml

@@ -9,7 +9,10 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        node: [18, 20]
+        node:
+          - 18
+          - 20
+          - 22
         os: [ubuntu-latest]
     steps:
     - uses: actions/checkout@v3