[Keyboard] Add support for Drink Me (#8039)

* Add initial configuration and keymaps for Yatara Drink Me.

* Apply suggestions from code review

* Apply suggestions from code review

* Add transparent layers in VIA layout so there are four layers in total. Amend closing bracket indentation in keymap.c files.

keyboards/yatara/drink_me/keymaps/queen/config.h

@@ -0,0 +1 @@
+#define UNICODE_SELECTED_MODES UC_LNX, UC_OSX, UC_WIN, UC_WINC

keyboards/yatara/drink_me/keymaps/queen/keymap.c

@@ -0,0 +1,67 @@
+#include QMK_KEYBOARD_H
+
+
+enum td_keys {
+    TD_K0,
+    TD_K1,
+    TD_K2,
+    TD_K3
+};
+
+
+void td_spade_lnx (qk_tap_dance_state_t *state, void *user_data) {
+    if (state->count == 1) {
+        send_unicode_hex_string("2660");
+    } else {
+        set_unicode_input_mode(UC_LNX);
+    }
+    reset_tap_dance(state);
+}
+
+
+void td_diamond_osx (qk_tap_dance_state_t *state, void *user_data) {
+    if (state->count == 1) {
+        send_unicode_hex_string("2666");
+    } else {
+        set_unicode_input_mode(UC_OSX);
+    }
+    reset_tap_dance(state);
+}
+
+
+void td_club_win (qk_tap_dance_state_t *state, void *user_data) {
+    if (state->count == 1) {
+        send_unicode_hex_string("2663");
+    } else {
+        set_unicode_input_mode(UC_WIN);
+    }
+    reset_tap_dance(state);
+}
+
+
+void td_heart_winc (qk_tap_dance_state_t *state, void *user_data) {
+    if (state->count == 1) {
+        send_unicode_hex_string("2665");
+    } else {
+        set_unicode_input_mode(UC_WINC);
+    }
+    reset_tap_dance(state);
+}
+
+
+qk_tap_dance_action_t tap_dance_actions[] = {
+    [TD_K0] = ACTION_TAP_DANCE_FN(td_spade_lnx),
+    [TD_K1] = ACTION_TAP_DANCE_FN(td_diamond_osx),
+    [TD_K2] = ACTION_TAP_DANCE_FN(td_club_win),
+    [TD_K3] = ACTION_TAP_DANCE_FN(td_heart_winc)
+};
+
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [0] = LAYOUT(
+        TD(TD_K0),
+        TD(TD_K1),
+        TD(TD_K2),
+        TD(TD_K3)
+    )
+};

keyboards/yatara/drink_me/keymaps/queen/readme.md

@@ -0,0 +1,20 @@
+# Drink Me - Queen layout
+
+> ‘Off with her head!’ the Queen shouted at the top of her voice. Nobody moved.
+>
+> ‘Who cares for you?’ said Alice, (she had grown to her full size by this time.) ‘You’re nothing but a pack of cards!’
+
+Single tap for unicode symbols for playing card suits:
+
+![Drink Me - Queen layout single tap](https://i.imgur.com/xwHicLJ.png)
+
+```
+Spade, Diamond, Club, Heart
+```
+
+Double tap to change operating system unicode input method:
+
+![Drink Me - Queen layout double tap](https://i.imgur.com/fBbzq55.png)
+```
+Linux, OSX, Windows, Wincompose
+```

keyboards/yatara/drink_me/keymaps/queen/rules.mk

@@ -0,0 +1,2 @@
+UNICODE_ENABLE = yes
+TAP_DANCE_ENABLE = yes