chore: add !pull to abbreviation list in home declaration

radio.scm

@@ -276,7 +276,7 @@
                            (abbreviation
                             (name "@research")
                             (position 'anywhere)
-                            (expansion "$HOME/area/research"))
+                            (expansion "~/area/research"))
 
                            #|Quick edit|#
                            (abbreviation
@@ -311,11 +311,14 @@
                             "yt-dlp --prefer-free-formats '%'"))
 
                           #|Guix reconfiguration|#
+                          (abbreviation
+                           (name "!pull")
+                           (position 'anywhere)
+                           (expansion "guix pull"))
                           (abbreviation
                            (name "!home")
                            (expansion
-                            (format #f "guix home reconfigure ~
-                                        $XDG_CONFIG_HOME/guix/home.scm")))
+                            "guix home reconfigure ~/.config/guix/home.scm"))
                           (abbreviation
                            (name "!system")
                            (expansion