chore: add node@12 back to CI, update readme (#733)

Author: broofa

.github/workflows/ci.yml

@@ -9,7 +9,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [14.x, 16.x, 18.x, 20.x]
+        node-version: [12.x, 14.x, 16.x, 18.x, 20.x]
 
     steps:
     - uses: actions/checkout@v4

README.md

@@ -10,7 +10,7 @@ For the creation of [RFC4122](https://www.ietf.org/rfc/rfc4122.txt) UUIDs
 - **Complete** - Support for RFC4122 version 1, 3, 4, and 5 UUIDs
 - **Cross-platform** - Support for ...
   - CommonJS, [ECMAScript Modules](#ecmascript-modules) and [CDN builds](#cdn-builds)
-  - Node 12, 14, 16, 18
+  - NodeJS 12+ ([LTS releases](https://github.com/nodejs/Release))
   - Chrome, Safari, Firefox, Edge browsers
   - Webpack and rollup.js module bundlers
   - [React Native / Expo](#react-native--expo)

README_js.md

@@ -24,7 +24,7 @@ For the creation of [RFC4122](https://www.ietf.org/rfc/rfc4122.txt) UUIDs
 - **Complete** - Support for RFC4122 version 1, 3, 4, and 5 UUIDs
 - **Cross-platform** - Support for ...
   - CommonJS, [ECMAScript Modules](#ecmascript-modules) and [CDN builds](#cdn-builds)
-  - Node 12, 14, 16, 18
+  - NodeJS 12+ ([LTS releases](https://github.com/nodejs/Release))
   - Chrome, Safari, Firefox, Edge browsers
   - Webpack and rollup.js module bundlers
   - [React Native / Expo](#react-native--expo)