Reapply "feat(config): Switch to dark theme and enable"

This reverts commit d78e61c800.

config.el

@@ -4,7 +4,7 @@
 ;;   ;; To disable collection of benchmark data after init is done.
 ;;   (add-hook 'after-init-hook 'benchmark-init/deactivate))
 
-(setq evil-disable-insert-state-bindings t)
+(setf meow-expand-hint-remove-delay 0)
 
 (pcase system-type
   ('darwin  ; macOS
@@ -18,7 +18,7 @@
    (add-to-list 'default-frame-alist '(width . 100))))
 
 (setq catppuccin-flavor 'catppuccin)
-(setq doom-theme 'modus-operandi)
+(setq doom-theme 'doom-material-dark)
 (setq display-line-numbers-type 'relative)
 (setq org-directory "~/org/")
 
@@ -159,4 +159,4 @@
                     #'my/org-latex-preview-uncenter)))
   )
 
-;; (add-to-list 'org-modules 'org-habit)
+(add-to-list 'org-modules 'org-habit)