--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-includes/blocks/site-title.php	Wed Sep 21 18:19:35 2022 +0200
@@ -0,0 +1,50 @@
+<?php
+/**
+ * Server-side rendering of the `core/site-title` block.
+ *
+ * @package WordPress
+ */
+
+/**
+ * Renders the `core/site-title` block on the server.
+ *
+ * @param array $attributes The block attributes.
+ *
+ * @return string The render.
+ */
+function render_block_core_site_title( $attributes ) {
+	$site_title = get_bloginfo( 'name' );
+	if ( ! $site_title ) {
+		return;
+	}
+
+	$tag_name         = 'h1';
+	$align_class_name = empty( $attributes['textAlign'] ) ? '' : "has-text-align-{$attributes['textAlign']}";
+
+	if ( isset( $attributes['level'] ) ) {
+		$tag_name = 0 === $attributes['level'] ? 'p' : 'h' . $attributes['level'];
+	}
+
+	$link               = sprintf( '<a href="%1$s" rel="home">%2$s</a>', get_bloginfo( 'url' ), $site_title );
+	$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $align_class_name ) );
+
+	return sprintf(
+		'<%1$s %2$s>%3$s</%1$s>',
+		$tag_name,
+		$wrapper_attributes,
+		$link
+	);
+}
+
+/**
+ * Registers the `core/site-title` block on the server.
+ */
+function register_block_core_site_title() {
+	register_block_type_from_metadata(
+		__DIR__ . '/site-title',
+		array(
+			'render_callback' => 'render_block_core_site_title',
+		)
+	);
+}
+add_action( 'init', 'register_block_core_site_title' );