feat: add Open Graph meta tags and og-image for improved social sharing

Author: hrishikesh-mahajan

public/index.html

@@ -9,6 +9,16 @@
   <meta name="description" content="Official Website of Cisco Networking Academy, VIIT." />
   <link rel="apple-touch-icon" href="%PUBLIC_URL%/favicon.ico" />
   <link rel="manifest" href="%PUBLIC_URL%/manifest.json" />
+
+  <!-- Open Graph Meta Tags (Facebook) -->
+  <meta property="og:type" content="website" />
+  <meta property="og:url" content="https://ciscoviit.github.io/" />
+  <meta property="og:title" content="Cisco Networking Academy VIIT" />
+  <meta property="og:description" content="Official Website of Cisco Networking Academy, VIIT." />
+  <meta property="og:image" content="%PUBLIC_URL%/og-image.png" />
+  <meta property="og:site_name" content="Cisco NetAcad VIIT" />
+
+  <!-- External Resources -->
   <link href="https://cdn.jsdelivr.net/npm/remixicon@2.5.0/fonts/remixicon.css" rel="stylesheet" />
 
   <!-- bootstap -->