build!: minimum supported Node.js version is 18

Author: ricardogobbosouza

.github/workflows/nodejs.yml

@@ -60,7 +60,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        node-version: [14.x, 16.x, 18.x, 20.x]
+        node-version: [18.x, 20.x, 21.x]
         stylelint-version: [13.x, 14.x, 15.x]
         webpack-version: [latest]