stop testing on node v8-12

Author: jpw

.github/workflows/tests.yml

@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [8.x, 10.x, 12.x, 14.x, 16.x, 18.x, 20.x, 22.x]
+        node-version: [14.x, 16.x, 18.x, 20.x, 22.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps:

README.md

@@ -2,14 +2,17 @@
 
 Express/Connect middleware that proxies requests to a backend and renders the result.
 
+**This library has only devDependencies, and is no longer being developed.**
+
 ![Version][shield-packagejs-version]
 [![Node.js version support][shield-supported-node-version]][package-json]
 [![build and test](https://github.com/springernature/backend-proxy/actions/workflows/tests.yml/badge.svg)](https://github.com/springernature/backend-proxy/actions/workflows/tests.yml)
 [![MIT licensed][shield-license]][license]
 
 ## Requirements
 
-Supported node versions 8 - 22
+Supported & tested on node versions 14 - 22.
+Should run fine on 8.3.0+
 
 ## Installation
 

package.json

@@ -14,7 +14,7 @@
     "test:watch": "jest --watch"
   },
   "engines": {
-    "node": ">=8.3.0 <23"
+    "node": ">=14 <23"
   },
   "repository": {
     "type": "git",