Renders the `core/post-content` block on the server.

function render_block_core_post_content( $attributes, $content, $block ) {
	static $seen_ids = array();

	if ( ! isset( $block->context['postId'] ) ) {
		return '';
	}

	$post_id = $block->context['postId'];

	if ( isset( $seen_ids[ $post_id ] ) ) {
		// WP_DEBUG_DISPLAY must only be honored when WP_DEBUG. This precedent
		// is set in `wp_debug_mode()`.
		$is_debug = defined( 'WP_DEBUG' ) && WP_DEBUG &&
			defined( 'WP_DEBUG_DISPLAY' ) && WP_DEBUG_DISPLAY;

		return $is_debug ?
			// translators: Visible only in the front end, this warning takes the place of a faulty block.
			__( '[block rendering halted]' ) :
			'';
	}

	$seen_ids[ $post_id ] = true;

	// Check is needed for backward compatibility with third-party plugins
	// that might rely on the `in_the_loop` check; calling `the_post` sets it to true.
	if ( ! in_the_loop() && have_posts() ) {
		the_post();
	}

	// When inside the main loop, we want to use queried object
	// so that `the_preview` for the current post can apply.
	// We force this behavior by omitting the third argument (post ID) from the `get_the_content`.
	$content = get_the_content();
	// Check for nextpage to display page links for paginated posts.
	if ( has_block( 'core/nextpage' ) ) {
		$content .= wp_link_pages( array( 'echo' => 0 ) );
	}

	/** This filter is documented in wp-includes/post-template.php */
	$content = apply_filters( 'the_content', str_replace( ']]>', ']]>', $content ) );
	unset( $seen_ids[ $post_id ] );

	if ( empty( $content ) ) {
		return '';
	}

	$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => 'entry-content' ) );

	return (
		'
' .
			$content .
		'
'
	);
}