[Emacs] Add keybind to toggle tab-bar-mode, hide new tab button

org/config/emacs.org

@@ -3697,9 +3697,12 @@ Let’s define some more intuitive keybinds for ~info-mode~.
   :straight (:type built-in)
   :custom
   (tab-bar-close-button-show nil)
+  (tab-bar-new-button-show nil)
   (tab-bar-new-tab-choice "*dashboard*")
   :custom-face
-  (tab-bar ((t (:background "#272C36" :foreground "#272C36" :box (:line-width (10 . 3) :style flat-button)))))
+  (tab-bar ((t (:background "#272C36"
+                :foreground "#E5E9F0"
+                :box (:line-width (8 . 5) :style flat-button)))))
   :init
   (advice-add #'tab-new
               :after
@@ -8613,6 +8616,7 @@ My toggle keybinds are prefixed by ~t~.
 | Key | Function                              | Description  |
 |-----+---------------------------------------+--------------|
 |     |                                       | toggles      |
+| TAB | tab-bar-mode                          |              |
 | t   | my/modify-frame-alpha-background/body |              |
 | T   | counsel-load-theme                    |              |
 | d   |                                       | debug        |