ci: publish requires node v20

Author: msimerson

.github/workflows/publish.yml

@@ -11,6 +11,7 @@ on:
 
 env:
   CI: true
+  node-version: 20
 
 jobs:
   build:
@@ -19,6 +20,8 @@ jobs:
       - run: sudo /etc/init.d/mysql start
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
+        with:
+          node-version: ${{ env.node-version }}
       - run: sh sql/init-mysql.sh
       - run: npm install
       - run: npm test