BREAKING: Update minimum Node.js version to 16

Required by update of `@metamask/json-rpc-engine` (MetaMask#16)

.github/workflows/build-lint-test.yml

@@ -24,7 +24,7 @@ jobs:
       - prepare
     strategy:
       matrix:
-        node-version: [14.x, 16.x, 18.x, 19.x]
+        node-version: [16.x, 18.x, 20.x]
     steps:
       - uses: actions/checkout@v3
       - name: Use Node.js ${{ matrix.node-version }}
@@ -49,7 +49,7 @@ jobs:
       - prepare
     strategy:
       matrix:
-        node-version: [14.x, 16.x, 18.x, 19.x]
+        node-version: [16.x, 18.x, 20.x]
     steps:
       - uses: actions/checkout@v3
       - name: Use Node.js ${{ matrix.node-version }}
@@ -80,7 +80,7 @@ jobs:
       - prepare
     strategy:
       matrix:
-        node-version: [14.x, 16.x, 18.x, 19.x]
+        node-version: [16.x, 18.x, 20.x]
     steps:
       - uses: actions/checkout@v3
       - name: Use Node.js ${{ matrix.node-version }}

.nvmrc

@@ -1 +1 @@
-v16
+v18

README.md

@@ -21,7 +21,7 @@ See our documentation:
 
 ### Setup
 
-- Install [Node.js](https://nodejs.org) version 14
+- Install [Node.js](https://nodejs.org) version 18
   - If you are using [nvm](https://github.com/creationix/nvm#installation) (recommended) running `nvm use` will automatically choose the right node version for you.
 - Install [Yarn v3](https://yarnpkg.com/getting-started/install)
 - Run `yarn install` to install dependencies and run any required post-install scripts

package.json

@@ -37,7 +37,7 @@
     "@metamask/eslint-config-nodejs": "^11.0.1",
     "@metamask/eslint-config-typescript": "^11.0.0",
     "@types/jest": "^28.1.6",
-    "@types/node": "^17.0.23",
+    "@types/node": "^16.18.39",
     "@typescript-eslint/eslint-plugin": "^5.43.0",
     "@typescript-eslint/parser": "^5.43.0",
     "depcheck": "^1.4.3",
@@ -60,7 +60,7 @@
   },
   "packageManager": "yarn@3.2.1",
   "engines": {
-    "node": ">=14.0.0"
+    "node": "16.20.1 || ^18.16.1 || >=20"
   },
   "publishConfig": {
     "access": "public",

yarn.lock

@@ -955,7 +955,7 @@ __metadata:
     "@metamask/safe-event-emitter": ^3.0.0
     "@metamask/utils": ^5.0.1
     "@types/jest": ^28.1.6
-    "@types/node": ^17.0.23
+    "@types/node": ^16.18.39
     "@typescript-eslint/eslint-plugin": ^5.43.0
     "@typescript-eslint/parser": ^5.43.0
     depcheck: ^1.4.3
@@ -1345,13 +1345,20 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/node@npm:*, @types/node@npm:^17.0.23":
+"@types/node@npm:*":
   version: 17.0.23
   resolution: "@types/node@npm:17.0.23"
   checksum: a3517554737cbb042e76c30d0e5482192ac4d9bea0eeb086e2622d9cabf460a0eb52a696b99fcd18e7fcc93c96db6cc7ae507f6608f256ef0b5c1d8c87a5a470
   languageName: node
   linkType: hard
 
+"@types/node@npm:^16.18.39":
+  version: 16.18.39
+  resolution: "@types/node@npm:16.18.39"
+  checksum: eac9b202b76013256cb517ca8d3e3f61df206edb1615ca8d8df4c80616e92879fe4d3f8570a11d60f4216a82724a3265d5888b24c6994c80b057a0423c9ff1d2
+  languageName: node
+  linkType: hard
+
 "@types/parse-json@npm:^4.0.0":
   version: 4.0.0
   resolution: "@types/parse-json@npm:4.0.0"