feat: change node version to 20

.github/workflows/release.yaml

@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v2
         with:
-          node-version: 18
+          node-version: 20
       - run: npm ci
       - run: npm run build
       - run: npx semantic-release

action.yaml

@@ -13,5 +13,5 @@ inputs:
     required: true
 
 runs:
-  using: 'node18'
+  using: 'node20'
   main: 'dist/index.js'

esbuild.cjs

@@ -7,5 +7,5 @@ build({
   platform: 'node',
   entryPoints: ['index.js'],
   outfile: 'dist/index.js',
-  target: 'node18',
+  target: 'node20',
 }).catch(() => process.exit(1));