docs: improve page link

Author: kenjis

user_guide_src/source/cli/cli.rst

@@ -87,7 +87,7 @@ works exactly like a normal route definition:
 .. literalinclude:: cli/002.php
    :lines: 2-
 
-For more information, see the :doc:`Routes </incoming/routing>` page.
+For more information, see the :ref:`Routes <command-line-only-routes>` page.
 
 The CLI Library
 ---------------

user_guide_src/source/incoming/routing.rst

@@ -335,7 +335,9 @@ You can use the ``add()`` method:
     only routes that match the current request method are stored, resulting in fewer routes to scan through
     when trying to find a match.
 
-Command-Line only Routes
+.. _command-line-only-routes:
+
+Command-Line Only Routes
 ========================
 
 You can create routes that work only from the command-line, and are inaccessible from the web browser, with the