Add section for Messenger integration

doctrine · Jun 3, 2020 · 04499e6 · 04499e6
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diff --git a/Resources/doc/index.rst b/Resources/doc/index.rst
@@ -28,6 +28,7 @@ helping you to configure and use it in your application.
    first_steps
    form_validation
    security_bundle
+   messenger
    events
    console
    cookbook/registration_form

diff --git a/Resources/doc/messenger.rst b/Resources/doc/messenger.rst
@@ -0,0 +1,11 @@
+Messenger integration
+=====================
+
+The bundle automatically registers a `Messenger`_ middleware that clears
+document managers between messages being handled to avoid outdated data.
+
+.. note::
+
+    The middleware is available when using Symfony 4.4 or newer
+
+.. _`Messenger`: https://symfony.com/doc/current/components/messenger.html