[Keymap] Crkbd/thunderbird2086 (#16973)

* crkbd:thunderbird2086

* readme

* after code review

* coding format

* minor change

* changed file name

* correct image

* updated readme

* using query to get rgb status

* minor update

keyboards/crkbd/keymaps/thunderbird2086/tap_dances.c

@@ -0,0 +1,12 @@
+// Copyright 2021 Allen Choi (@thunderbird2086)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include QMK_KEYBOARD_H
+#include "tap_dances.h"
+
+qk_tap_dance_action_t tap_dance_actions[] = {
+    [TD_ESC_CAPS]     = ACTION_TAP_DANCE_DOUBLE(KC_ESC, KC_CAPS),
+    [TD_TAB_CTRLTAB]  = ACTION_TAP_DANCE_DOUBLE(KC_TAB, LCTL(KC_TAB)),
+    [TD_GRV_CTRLGRV]  = ACTION_TAP_DANCE_DOUBLE(KC_GRV, LGUI(KC_GRV)),
+    [TD_GUI_GUISPC]   = ACTION_TAP_DANCE_DOUBLE(KC_LGUI, LGUI(KC_SPC)),
+};