chore: add pragma once in config.h

README.md

@@ -52,6 +52,7 @@ Use [QMK Toolbox](https://github.com/qmk/qmk_toolbox) to flash.
 
 Basic
 
+- [Introduction](https://github.com/qmk/qmk_firmware/blob/master/docs/getting_started_introduction.md)
 - [Keymap FAQ](https://github.com/qmk/qmk_firmware/blob/master/docs/faq_keymap.md)
 - [Keymap Overview](https://github.com/qmk/qmk_firmware/blob/master/docs/keymap.md)
 - [Keycodes Overview](https://github.com/qmk/qmk_firmware/blob/master/docs/keycodes.md)

dztech_dz60rgb_wkl/keymaps/haunt98/config.h

@@ -14,6 +14,8 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#pragma once
+
 // VIA
 #define DYNAMIC_KEYMAP_LAYER_COUNT 3