Update favicon assets and manifest

client/index.html

@@ -25,6 +25,20 @@
         />
         <meta name="twitter:image" content="/Samantha-and-Connolly-1280.webp" />
         <meta name="theme-color" content="#e2e2e2" />
+        <link
+            rel="apple-touch-icon"
+            sizes="180x180"
+            href="/apple-touch-icon.png"
+        />
+        <link
+            rel="icon"
+            type="image/png"
+            sizes="96x96"
+            href="/favicon-96x96.png"
+        />
+        <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
+        <link rel="shortcut icon" href="/favicon.ico" />
+        <link rel="manifest" href="/site.webmanifest" />
         <link
             rel="preload"
             as="image"

client/public/site.webmanifest

@@ -0,0 +1,21 @@
+{
+  "name": "Highland Group RDA",
+  "short_name": "Highland RDA",
+  "icons": [
+    {
+      "src": "/web-app-manifest-192x192.png",
+      "sizes": "192x192",
+      "type": "image/png",
+      "purpose": "maskable"
+    },
+    {
+      "src": "/web-app-manifest-512x512.png",
+      "sizes": "512x512",
+      "type": "image/png",
+      "purpose": "maskable"
+    }
+  ],
+  "theme_color": "#e2e2e2",
+  "background_color": "#e2e2e2",
+  "display": "standalone"
+}