feat: add link in meta to documentation

Author: jsjoeio

src/meta.md

@@ -4,5 +4,7 @@ Some topics aren't exactly relevant to how you program but provide you
 tooling or infrastructure support which just makes things better for
 everyone. These topics include:
 
-- Documentation: Generate library documentation for users via the included
+- [Documentation][doc]: Generate library documentation for users via the included
   `rustdoc`.
+
+[doc]: meta/doc.md