Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

led_test_init.c
#include QMK_KEYBOARD_H

void keyboard_post_init_user(void) {
    rgblight_enable_noeeprom();
    rgblight_mode_noeeprom(RGBLIGHT_MODE_RGB_TEST);
}