message: docs: add documentation link to the homepage
  * Add documentation link to the homepage
  It is really frustrating that the documentation is not linked in home page.
  * docs: fix
diff: @@ -43,3 +43,7 @@ Fully configurable Zwave to MQTT **Gateway** and **Control Panel**.
  - **Custom scenes management**
  - Log debug in UI
  - Mesh graph showing devices neighbors
  +
  +## Documentation
  +
  +[Project documentation](https://zwave-js.github.io/zwavejs2mqtt/#/)
  