initial

wp-content/plugins/jetpack/extensions/blocks/contact-form/contact-form.php

@@ -0,0 +1,25 @@
+<?php
+/**
+ * Contact Form Block.
+ *
+ * @package automattic/jetpack
+ */
+
+namespace Automattic\Jetpack\Extensions\Contact_Form;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit( 0 );
+}
+
+/*
+ * Register the block as a fallback when loaded via the Blocks module.
+ *
+ * The Forms package registers this block when the Forms (contact-form) module is active.
+ * When only the Blocks module is active, this ensures the block is still registered so
+ * admins see a nudge to activate the Forms module.
+ *
+ * Contact_Form_Block::register_block() calls can_manage_block() internally,
+ * and Blocks::jetpack_register_block() is a no-op if the block is already registered,
+ * so double-registration is not possible.
+ */
+add_action( 'init', array( Contact_Form_Block::class, 'register_block' ), 9 );