Add custom link for wikipedia

modules/lang/org/README.org

@@ -218,6 +218,7 @@ They are (with examples):
 + ~google:search terms~
 + ~org:todo.org~ (={org-directory}/%s=)
 + ~wolfram:sin(x^3)~
++ ~wikipedia:Emacs~
 + ~youtube:P196hEuA_Xc~ (link only)
 + ~yt:P196hEuA_Xc~ (like =youtube=, but includes an inline preview of the video)
 

modules/lang/org/config.el

@@ -404,6 +404,7 @@ relative to `org-directory', unless it is an absolute path."
             '("gimages"     . "https://google.com/images?q=%s")
             '("gmap"        . "https://maps.google.com/maps?q=%s")
             '("duckduckgo"  . "https://duckduckgo.com/?q=%s")
+            '("wikipedia"   . "https://en.wikipedia.org/wiki/%s")
             '("wolfram"     . "https://wolframalpha.com/input/?i=%s")
             '("doom-repo"   . "https://github.com/hlissner/doom-emacs/%s"))