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[waviaei]

• it adds sitemap entry to robots.txt

  taro-sitemap/src/Tarosky/Sitemap/Pattern/SitemapIndexProvider.php

  Lines 41 to 53 in 6b5c5f1

  	/**
  	* Add robots.txt.
  	*
  	* @param string $txt Robots.txt content.
  	* @param bool $public If this site is public.
  	* @return string
  	*/
  	public function robots_txt( $txt, $public ) {
  	if ( $public ) {
  	$txt .= sprintf( 'Sitemap: %s%s', esc_url( $this->build_url() ), "\n" );
  	}
  	return $txt;
  	}

• add a note about Cache-Control ?
• add a note about ping url to googl?