Improve SEO and indexing defaults

Author: paoloronco

LYNX/index.html

@@ -4,12 +4,18 @@
     <meta charset="UTF-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>Lynx</title>
-    <meta name="description" content="Lynx — Your personal links hub" />
+    <meta name="description" content="Lynx - your personal links hub." />
+    <meta name="robots" content="index, follow, max-image-preview:large" />
     <meta name="author" content="paoloronco" />
+    <meta name="theme-color" content="#ffffff" />
 
     <meta property="og:title" content="Lynx" />
-    <meta property="og:description" content="Lynx — Your personal links hub" />
+    <meta property="og:description" content="Lynx - your personal links hub." />
     <meta property="og:type" content="website" />
+    <meta property="og:site_name" content="Lynx" />
+    <meta name="twitter:card" content="summary" />
+    <meta name="twitter:title" content="Lynx" />
+    <meta name="twitter:description" content="Lynx - your personal links hub." />
     <style>
       body.lynx-booting {
         background: #ffffff !important;

LYNX/public/robots.txt

@@ -1,14 +1,4 @@
-User-agent: Googlebot
-Allow: /
-
-User-agent: Bingbot
-Allow: /
-
-User-agent: Twitterbot
-Allow: /
-
-User-agent: facebookexternalhit
-Allow: /
-
 User-agent: *
 Allow: /
+Disallow: /admin
+Disallow: /api