diff -r 34716fd837a4 -r be944660c56a wp/wp-includes/blocks/post-date.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-includes/blocks/post-date.php	Wed Sep 21 18:19:35 2022 +0200
@@ -0,0 +1,48 @@
+<?php
+/**
+ * Server-side rendering of the `core/post-date` block.
+ *
+ * @package WordPress
+ */
+
+/**
+ * Renders the `core/post-date` block on the server.
+ *
+ * @param array    $attributes Block attributes.
+ * @param string   $content    Block default content.
+ * @param WP_Block $block      Block instance.
+ * @return string Returns the filtered post date for the current post wrapped inside "time" tags.
+ */
+function render_block_core_post_date( $attributes, $content, $block ) {
+	if ( ! isset( $block->context['postId'] ) ) {
+		return '';
+	}
+
+	$post_ID            = $block->context['postId'];
+	$align_class_name   = empty( $attributes['textAlign'] ) ? '' : "has-text-align-{$attributes['textAlign']}";
+	$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $align_class_name ) );
+	$formatted_date     = get_the_date( isset( $attributes['format'] ) ? $attributes['format'] : '', $post_ID );
+	if ( isset( $attributes['isLink'] ) && $attributes['isLink'] ) {
+		$formatted_date = sprintf( '<a href="%1s">%2s</a>', get_the_permalink( $post_ID ), $formatted_date );
+	}
+
+	return sprintf(
+		'<div %1$s><time datetime="%2$s">%3$s</time></div>',
+		$wrapper_attributes,
+		get_the_date( 'c', $post_ID ),
+		$formatted_date
+	);
+}
+
+/**
+ * Registers the `core/post-date` block on the server.
+ */
+function register_block_core_post_date() {
+	register_block_type_from_metadata(
+		__DIR__ . '/post-date',
+		array(
+			'render_callback' => 'render_block_core_post_date',
+		)
+	);
+}
+add_action( 'init', 'register_block_core_post_date' );