better labels on keymap-drawer graphic

keymap-drawer/config.yaml

@@ -1,11 +1,11 @@
 # configuration for https://github.com/caksoylar/keymap-drawer
 parse_config:
   raw_binding_map:
-    '&sys_reset': Reset
-    '&bootloader': Boot
-    '&flash': Flash Dongle
+    '&sys_reset': reset
+    '&bootloader': boot
+    '&flash': dongle flash
     '&swapper': Win Next
-    '&caps_word': Caps Word
+    '&caps_word': caps word
     '&inv_qm': ¿
 
     '&kp LC(LG(LEFT))': Desk Left
@@ -18,8 +18,8 @@ parse_config:
     '&kp LS(INS)': Paste
     '&kp LG(L)': Lock
 
-    '&out OUT_USB': Out USB
-    '&out OUT_BLE': Out BLE
+    '&out OUT_USB': USB
+    '&out OUT_BLE': BLE
 
     '&bt BT_SEL 0': BT 1
     '&bt BT_SEL 1': BT 2
@@ -49,7 +49,8 @@ parse_config:
     '&mkp MB4': Back Click
     '&mkp MB5': Forward Click
 
-    '&sk LSHFT': Sticky Shift
+    '&sk LSHFT': sticky shift
+    '&arrow_fn': '=>'
 
   zmk_combos:
     combo_tab:    {align: top, o: 0.15}
@@ -74,37 +75,37 @@ parse_config:
 
   zmk_keycode_map:
     # custom mappings
-    C_VOL_UP: Vol +
-    C_VOL_DN: Vol -
+    C_VOL_UP: vol +
+    C_VOL_DN: vol -
     C_AL_CALC: Calc
-    C_BRI_UP: Bright +
-    C_BRI_DN: Bright -
+    C_BRI_UP: bright +
+    C_BRI_DN: bright -
 
-    LCTRL: Ctrl
-    RCTRL: Ctrl
+    LCTRL: ctrl
+    RCTRL: ctrl
     LALT: ⌥
-    RALT: Alt
-    LGUI: Gui
-    RGUI: Gui
+    RALT: alt
+    LGUI: gui
+    RGUI: gui
     LCMD: ⌘
     RCMD: ⌘
     LSHFT: ⇧
     RSHFT: ⇧
-    ESC: Esc
+    ESC: esc
     SPACE: ␣
     SPC: ␣
     BSPC: ⌫
     RET: ⏎
     TAB: ⇥
     DEL: ⌦
 
-    PG_UP: Pg Up
-    PG_DN: Pg Dn
+    PG_UP: pg up
+    PG_DN: pg dn
     INS: Insert
-    HOME: Home
-    END: End
-    CAPS: Caps Lock
-    PSCRN: Print Scrn
+    HOME: home
+    END: end
+    CAPS: caps lock
+    PSCRN: print scrn
     PAUSE_BREAK: Pause Break
 
     UP: ↑
@@ -113,6 +114,7 @@ parse_config:
     RIGHT: →
 
     C_PP: ⏯
+    C_PLAY_PAUSE: ⏯
     C_NEXT: ⏭️
     C_PREV: ⏮️