drop Node.js v16 (EoL) support

Author: cometkim

.github/workflows/ci.yml

@@ -43,7 +43,7 @@ jobs:
         run: sed -i "s:ID=alpine:ID=NotpineForGHA:" /etc/os-release
 
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Build compiler binaries
         run: opam exec -- dune build --display quiet --profile static
@@ -72,7 +72,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Download static linux binaries
         if: runner.os == 'Linux'
@@ -89,7 +89,7 @@ jobs:
       - name: Use Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 18
 
       - name: Copy exes to platform bin dirs
         run: node ./scripts/copyExes.js
@@ -125,7 +125,7 @@ jobs:
           git config --global core.eol lf
 
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 2 # to be able to check for changes in subfolder jscomp/syntax later
 
@@ -158,7 +158,7 @@ jobs:
       - name: Use Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 18
 
       - name: Install npm packages
         run: npm ci --ignore-scripts
@@ -259,14 +259,14 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           submodules: true
 
       - name: Use Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 18
 
       - name: NPM install
         run: npm ci --ignore-scripts
@@ -323,12 +323,12 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Use Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 18
 
       - name: Download artifacts
         uses: actions/download-artifact@v3
@@ -357,7 +357,7 @@ jobs:
       - name: Use Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 18
           registry-url: https://registry.npmjs.org # Needed to make auth work for publishing
 
       - name: Download artifacts

package-lock.json

@@ -7,7 +7,7 @@
     "prettier": "2.7.1"
   },
   "engines": {
-    "node": ">=10"
+    "node": ">=18"
   },
   "bin": {
     "bsc": "bsc",