feat: drop support for node 14

Author: erunion

.github/workflows/ci.yml

@@ -10,9 +10,9 @@ jobs:
     strategy:
       matrix:
         node:
-          - 14
           - 16
           - 18
+          - 20
         react: [16, 17]
 
     name: build (${{ matrix.node }} w/ React ${{ matrix.react }}
@@ -25,11 +25,6 @@ jobs:
       with:
         node-version: ${{ matrix.node }}
 
-    # Node 14 still ships with npm@6 which doesn't install peerDeps by default.
-    - name: Install npm@7
-      if: matrix.node == '14'
-      run: npm install -g npm@7
-
     - name: Install dependencies
       run: npm ci
 

package-lock.json

@@ -11,7 +11,7 @@
   },
   "homepage": "https://readmeio.github.io/syntax-highlighter/",
   "engines": {
-    "node": ">=14"
+    "node": ">=16"
   },
   "scripts": {
     "build": "webpack --progress",