minor #10462 Add option for configuring default UTF-8 encoding for routes (hiddewie)

This PR was merged into the master branch.

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Add option for configuring default UTF-8 encoding for routes

Fix #10298

Commits
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6b40fb5 Add option for configuring default UTF-8 encoding for routes

Author: javiereguiluz

reference/configuration/framework.rst

@@ -122,6 +122,7 @@ Configuration
   * `resource`_
   * `strict_requirements`_
   * `type`_
+  * `utf8`_
 
 * `secret`_
 * `serializer`_
@@ -743,6 +744,14 @@ The value can be one of:
 ``true`` is recommended in the development environment, while ``false``
 or ``null`` might be preferred in production.
 
+utf8
+....
+
+**type**: ``boolean`` **default**: ``false``
+
+Sets the default UTF-8 encoding configuration for routes. If your app's charset
+is UTF-8 it is recommended to set the value of this option to ``true``.
+
 .. _config-framework-session:
 
 session