fix: use : instead of @ in abbreviations used to acess bookmarks files

radio.scm

@@ -310,12 +310,12 @@
                                         code-projects)))
                            (abbreviation
                             (name ":todo")
-                            (expansion (format #f "~a/todo" organization)))
+                            (expansion "~/areas/organization/todo"))
                            (abbreviation
                             (name ":bookmark")
                             (position 'anywhere)
                             (pattern
-                             (apply format #f "@(~a~@{|~a~})" bookmarks))
+                             (apply format #f ":(~a~@{|~a~})" bookmarks))
                             (expansion
                              (fish-function "bookmarks")))