Install and configure diff-hl

flakes/emacs/config/init.el

@@ -116,6 +116,16 @@
   (setq denote-directory (expand-file-name "~/TobCloud/Denote/"))
   (denote-rename-buffer-mode 1))
 
+(use-package diff-hl
+  :hook ((prog-mode . diff-hl-mode)
+         (dired-mode . diff-hl-dired-mode)
+         (magit-post-refresh . diff-hl-magit-post-refresh))
+  :config
+  (diff-hl-flydiff-mode)
+  (unless (display-graphic-p)
+    (diff-hl-margin-mode 1))
+  (global-diff-hl-mode))
+
 (use-package dired
   :init
   (setq dired-dwim-target t

flakes/emacs/home.nix

@@ -57,6 +57,7 @@
         copilot
         corfu
         denote
+        diff-hl
         dockerfile-mode
         ef-themes
         eglot