build: bump minimum node version to 12

Author: buffcode

.github/workflows/nodejs.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: ['10', '12', '14', '16']
+        node-version: ['12', '14', '16']
     steps:
       - uses: actions/checkout@v2
       - name: Use Node.js ${{ matrix.node-version }}

package.json

@@ -40,5 +40,8 @@
   "license": "GPL-3.0",
   "prettier": {
     "printWidth": 120
+  },
+  "engines": {
+    "node": "^12 || ^14 || ^16"
   }
 }