fix(emacs): revert back to neotree

Treemacs ended up being too confusing.

.emacs.d/include/misc.el

@@ -182,9 +182,24 @@
 ;; Magit
 (setq auth-sources '("~/.authinfo"))
 
+;; Projectile
 (projectile-mode +1)
 (define-key projectile-mode-map (kbd "C-c p") 'projectile-command-map)
 
+;; Neotree
+(defun neotree-toggle-current-directory ()
+  "Toggle neotree at the current directory."
+  (interactive)
+  (let ((current-directory
+         (or (and buffer-file-name (file-name-directory buffer-file-name))
+             (and (eq major-mode 'dired-mode) (dired-current-directory))
+             (and (eq major-mode 'magit-status-mode) (magit-toplevel))
+             "~")))
+    (if (and (fboundp 'neo-global--window-exists-p)
+             (neo-global--window-exists-p))
+        (neotree-hide)
+      (neotree-dir current-directory))))
+
 ;; hledger
 (setq hledger-currency-string "$")
 (add-to-list 'auto-mode-alist '("\\.journal\\'" . hledger-mode))

.emacs.d/init.el

@@ -98,15 +98,11 @@
   :after (magit))
 
 ;; UI
-(use-package treemacs :straight t
-  :bind (("C-c t" . treemacs)))
-(use-package treemacs-magit :straight t
-  :after (treemacs magit))
-(use-package treemacs-persp :straight t
-  :after (treemacs persp-mode)
-  :config (treemacs-set-scope-type 'Perspectives))
-(use-package treemacs-projectile :straight t
-  :after (treemacs projectile-mode))
+(use-package neotree :straight t
+  :custom
+  ((neo-theme 'icons)
+   (neo-smart-open t)
+   (neo-window-fixed-size nil)))
 (use-package all-the-icons :straight t)
 (use-package git-gutter :straight t
   :hook (prog-mode . git-gutter-mode)