refactor(emacs): organise into reasonable modules

Signed-off-by: Lucas Sta Maria <lucas@priime.dev>

.emacs.d/include/priime-ui.el

@@ -0,0 +1,29 @@
+;;; priime-ui.el --- UI configuration
+;;; Commentary:
+;; Provides configuration for the UI.
+;;; Code:
+
+(use-package nano-theme
+  :straight '(nano-theme :type git :host github
+                         :repo "rougier/nano-theme"))
+(use-package all-the-icons :straight t)
+(use-package neotree :straight t
+  :after (all-the-icons)
+  :custom
+  ((neo-theme 'icons)
+   (neo-smart-open t)
+   (neo-window-fixed-size nil)
+   (neo-show-hidden-files t))
+  :bind (("C-c t" . #'neotree-toggle-dir-or-project)))
+(use-package git-gutter :straight t
+  :hook (prog-mode . git-gutter-mode)
+  :custom
+  (git-gutter:update-interval 1)
+  :config
+  (git-gutter:start-update-timer))
+(use-package hl-todo :straight t
+  :hook (prog-mode . hl-todo-mode))
+
+(provide 'priime-ui)
+
+;;; priime-ui.el ends here