[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/keycodes.h

@@ -0,0 +1,69 @@
+// Copyright 2021 Allen Choi (@thunderbird2086)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+enum custom_keycodes {
+    // Layer Macros
+    COLEMAK = SAFE_RANGE,
+    QWERTY,
+    FUNCTION,
+    CODE,
+    ADJUST,
+    RGBRST,
+    // Secret Macros
+    M_XXX1,
+    M_XXX2,
+    M_XXX3,
+    M_XXX4,
+    M_XXX5,
+};
+
+
+enum layers {
+    _COLEMAK,
+    _QWERTY,
+    _FUNCTION,
+    _CODE,
+    _ADJUST,
+    _SECRET,
+};
+
+// Shortcut Keys
+#define K_BACK      LGUI(KC_LBRC)           // browser back
+#define K_FWRD      LGUI(KC_RBRC)           // browser forward
+#define K_LOCK      LGUI(LCTL(KC_Q))        // Lock screen
+#define K_CSCN      LGUI(LCTL(LSFT(KC_4)))  // Copy a portion of the screen to the clipboard
+#define K_MDSH      LSFT(LALT(KC_MINS))
+
+// Layer Keys
+#define FCT_BSP     LT(_FUNCTION, KC_BSPC)
+#define FCT_DEL     LT(_FUNCTION, KC_DEL)
+
+#define FCT_ENT     LT(_FUNCTION, KC_ENT)
+#define RAI_ENT     LT(_CODE    , KC_ENT)
+
+#define FCT_EQL     LT(_FUNCTION, KC_EQL)
+#define RAI_EQL     LT(_CODE    , KC_EQL)
+
+#define FCT_SPC     LT(_FUNCTION, KC_SPC)
+#define RAI_SPC     LT(_CODE    , KC_SPC)
+
+#define FCT_TAB     LT(_FUNCTION, KC_TAB)
+
+#define ADJ_EQL     LT(_ADJUST, KC_EQL)
+#define ADJ_GRV     LT(_ADJUST, KC_GRV)
+
+// Mod-Tap Keys
+#define SFT_SLSH    MT(MOD_RSFT, KC_SLSH)
+#define SFT_Z       MT(MOD_LSFT, KC_Z)
+
+#define CTL_QUOT    MT(MOD_RCTL, KC_QUOT)
+#define CTL_SCLN    MT(MOD_RCTL, KC_SCLN)
+#define CTL_A       MT(MOD_LCTL, KC_A)
+#define CTL_O       MT(MOD_LCTL, KC_O)
+
+#define M_LOPT_F    MT(MOD_LALT, KC_F)
+#define M_LOPT_T    MT(MOD_LALT, KC_T)
+#define RCMD_J      MT(MOD_LGUI, KC_J)
+#define RCMD_N      MT(MOD_RGUI, KC_N)