Most keymaps have an image depicting the layout. You can use [Keyboard Layout Editor](https://keyboard-layout-editor.com) to create an image. Upload it to [Imgur](https://imgur.com) or another hosting service, please do not include images in your Pull Request.
Make example for this keyboard (after setting up your build environment):
make planck/rev4:default
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).