ci: test link checking

Author: f-hollow

README.md

@@ -3,7 +3,7 @@
 This project stores the files for the [Espressif Developer Portal][] website. GitHub Actions statically generate the website using Hugo and pushes it to a web server for online hosting.
 
 [Espressif Developer Portal]: https://developer.espressif.com/
-
+https://gogl.com
 
 ## Contribute and render locally