update meta tags

server/templates/about.html.j2

@@ -4,8 +4,9 @@
   <head>
     <meta charset="utf-8">
     <link href="/static/bootstrap.min.css" rel="stylesheet">
-    <meta name="robots" content="noindex" />
+    <meta name="robots" content="nofollow" />
     <meta name="viewport" content="width=device-width, initial-scale=1">
+    <meta name="author" content="" />
     <title>About Nitter Instance Health</title>
   </head>
   <body>
@@ -40,4 +41,4 @@
     <p><a rel="nofollow" href="https://github.com/4cuck/nitter-status">Sourcecode</a></p>
     <p>License: AGPL3</p>
   </body>
-</html>
+</html>

server/templates/instances.html.j2

@@ -3,6 +3,9 @@
 <html lang="en" data-bs-theme="dark">
   <head>
     <meta charset="utf-8">
+    <meta name="keywords" content="nitter, status, uptime" />
+    <meta name="description" content="Nitter instance uptime and status tracker." />
+    <meta name="author" content="" />
     <link href="/static/bootstrap.min.css" rel="stylesheet">
     <style>
     .uptime-graph rect {
@@ -160,4 +163,4 @@
       <script src="/static/sortable.min.js"></script>
       <script src="/static/table_toggle.js"></script>
   </body>
-</html>
+</html>