Add SVG assets for login devices and passkey icons

- Created a new SVG file for login devices with detailed paths and styles.
- Added a new SVG file for the passkey icon with multiple vector paths and fill attributes.

frontend/index.html

@@ -4,8 +4,8 @@
     <meta charset="UTF-8" />
     <link rel="icon" type="image/svg+xml" href="/bus-icon.svg" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-    <meta name="description" content="Polotsk Transit Admin Panel" />
-    <title>Polotsk Transit Admin</title>
+    <meta name="description" content="RideBus DE Admin Panel" />
+    <title>RideBus DE Admin</title>
     
     <!-- Leaflet CSS -->
     <link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css" />