Test on node.js 20.x.

Author: davidlehn

.github/workflows/main.yml

@@ -24,7 +24,7 @@ jobs:
     timeout-minutes: 10
     strategy:
       matrix:
-        node-version: [14.x, 16.x, 18.x]
+        node-version: [14.x, 16.x, 18.x, 20.x]
     steps:
     - uses: actions/checkout@v3
     - name: Install with Node.js 18.x

CHANGELOG.md

@@ -6,6 +6,7 @@
 - Use a local HTTP server for most testing.
 - Use httpbin for valid cert HTTPS testing.
 - Add local server self-signed certificate HTTPS test.
+- Test on Node.js 20.x.
 
 ### Fixed
 - Fix Node.js 19+ compatibility bug.