build: bump node version to 18

Author: ian-wd

.github/workflows/ci.yml

@@ -9,7 +9,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 16
+          node-version: 18
           cache: 'npm'
 
       - name: NPM Install

.github/workflows/publish.yml

@@ -15,7 +15,7 @@ jobs:
       - name: Setup node
         uses: actions/setup-node@v4
         with:
-          node-version: 16
+          node-version: 18
           cache: 'npm'
           registry-url: 'https://registry.npmjs.org'