Explicitly mark Emacs 30.1 Dired features as such

This avoids setting those variables in Emacs 29.x, which is still supported by this
configuration (it won't hurt much to set those variables in this case as well, though).

init.el

@@ -1928,6 +1928,10 @@ Note that this workaround is incomplete, as explained in this comment."
               gnutls-min-prime-bits 1024
               gnutls-verify-error t))
 
+(use-package epa
+  :init (when (version<= "30" emacs-version)
+          (setq epa-keys-select-method 'minibuffer)))
+
 (use-package epg
   :init (setq epg-debug t
               epg-gpg-program "gpg"))
@@ -2046,8 +2050,11 @@ Note that this workaround is incomplete, as explained in this comment."
                 dired-isearch-filenames 'dwim
                 dired-auto-revert-buffer t
                 dired-clean-confirm-killing-deleted-buffers t
-                dired-clean-up-buffers-too t
-                dired-movement-style 'bounded)
+                dired-clean-up-buffers-too t)
+
+          (when (version<= "30" emacs-version)
+            (setq dired-movement-style 'bounded
+                  dired-filename-display-length nil))
 
           (setq dired-guess-shell-alist-user
                 '(("\\.pdf\\'" "evince")