Add clean-kill-ring

init.el

@@ -1106,6 +1106,13 @@ They are completed by \"M-x TAB\" only in Tramp debug buffers."
     (add-hook 'modus-themes-after-load-theme-hook #'circe-nick-color-reset))
   (add-hook 'kill-emacs-hook #'+circe-quit-all@kill-emacs))
 
+(setup (:straight (clean-kill-ring
+                   :host github
+                   :repo "NicholasBHubbard/clean-kill-ring.el"))
+  (:require)
+  (:option clean-kill-ring-prevent-duplicates t)
+  (clean-kill-ring-mode +1))
+
 (setup (:straight clhs))
 
 (setup (:straight consult)