Set up linting, bump

.eslintrc.cjs

@@ -0,0 +1,25 @@
+/* eslint-disable import/no-extraneous-dependencies */
+
+const baseRestrictedSyntax = require('eslint-config-tjw-base/no-restricted-syntax.json');
+
+module.exports = {
+  root: true,
+  globals: {
+    Promise: true
+  },
+  extends: [
+    'eslint:recommended',
+    'tjw-base',
+    'tjw-import'
+  ],
+  rules: {
+    'import/no-anonymous-default-export': 'off',
+    'import/no-namespace': 'off',
+    'import/no-unresolved': 'off',
+    'import/no-unused-modules': 'off',
+    'no-restricted-syntax': [
+      'error',
+      ...baseRestrictedSyntax
+    ]
+  }
+};

.github/workflows/ci.yml

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+name: Node.js CI
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - uses: volta-cli/action@v4
+    - run: node -v
+    - run: npm -v
+    - run: npm ci
+    - run: npm run lint