📖 DOC: Add privateNetworkAccess js to README

Author: fengmk2

README.md

@@ -51,6 +51,7 @@ app.use(cors());
  *  - {Boolean|Function(ctx)} credentials `Access-Control-Allow-Credentials`, default is false.
  *  - {Boolean} keepHeadersOnError Add set headers to `err.header` if an error is thrown
  *  - {Boolean} secureContext `Cross-Origin-Opener-Policy` & `Cross-Origin-Embedder-Policy` headers.', default is false
+ *  - {Boolean} privateNetworkAccess handle `Access-Control-Request-Private-Network` request by return `Access-Control-Allow-Private-Network`, default to false
  * @return {Function} cors middleware
  * @api public
  */

index.js

@@ -14,8 +14,9 @@ const vary = require('vary');
  *  - {Boolean|Function(ctx)} credentials `Access-Control-Allow-Credentials`
  *  - {Boolean} keepHeadersOnError Add set headers to `err.header` if an error is thrown
  *  - {Boolean} secureContext `Cross-Origin-Opener-Policy` & `Cross-Origin-Embedder-Policy` headers.', default is false
- *  - {Boolean} privateNetworkAccess handle `Access-Control-Request-Private-Network` request by return `Access-Control-Allow-Private-Network`, default to false
  *    @see https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/SharedArrayBuffer/Planned_changes
+ *  - {Boolean} privateNetworkAccess handle `Access-Control-Request-Private-Network` request by return `Access-Control-Allow-Private-Network`, default to false
+ *    @see https://wicg.github.io/private-network-access/
  * @return {Function} cors middleware
  * @public
  */