chore!: have to drop Node.js 12 (again)

haoqunjiang · haoqunjiang · commit cea1dcc1b1b4 · 2021-11-24T19:19:25.000+08:00
Because vscode-jsonrpc (a transitive dependency of `vue-tsc`) contains
optional chaining syntax, which is only supported in Node.js 14+.

I expect more and more such cases will emerge in the future. So let's
just get rid of Node.js 12.
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -18,8 +18,6 @@ jobs:
         node-version:
           - 14
         include:
-          - node-version: 12
-            os: ubuntu-latest
           - node-version: 16
             os: ubuntu-latest
           - node-version: 17
diff --git a/package.json b/package.json
@@ -11,7 +11,7 @@
     "template"
   ],
   "engines": {
-    "node": "^12.20.0 || ^14.13.1 || >=16.0.0"
+    "node": "^14.13.1 || >=16.0.0"
   },
   "scripts": {
     "prepare": "husky install",
