add the Search Console verification tag

Author: plotbird

index.html

@@ -4,6 +4,7 @@
 <meta charset="utf-8">
 <meta name="viewport" content="width=device-width, initial-scale=1">
 <title>PlotBird — self-hosted, cookie-free web analytics in plain PHP</title>
+<meta name="google-site-verification" content="_HZtw0_iEdkq5-MWGCPGsdtzQNc1821ZFkKiWtUW_zI">
 <meta name="description" content="Web analytics for websites that only have PHP and MySQL. Cookie-free, self-hosted, no Docker, no SSH: upload the folder, install it in the browser, paste one script tag.">
 <link rel="canonical" href="https://plotbird.github.io/">
 <link rel="alternate" hreflang="en" href="https://plotbird.github.io/">