qmk_firmware/keyboards/kbdfans/kbd6x/keymaps/konstantin/rules.mk

# Generic features
BOOTMAGIC_ENABLE = yes      # Enable Bootmagic Lite
COMMAND_ENABLE     = yes
CONSOLE_ENABLE     = yes
EXTRAKEY_ENABLE    = yes
MOUSEKEY_ENABLE    = yes
NKRO_ENABLE        = yes
TAP_DANCE_ENABLE   = yes
UNICODEMAP_ENABLE  = no

# Keyboard-specific features
BACKLIGHT_ENABLE   = no
RGBLIGHT_ENABLE    = yes
VIA_ENABLE         = yes

# Firmware size reduction
GRAVE_ESC_ENABLE   = no
MAGIC_ENABLE       = no
SPACE_CADET_ENABLE = no