feat(clock): add /clock page with its own installable manifest

public/clock.webmanifest

@@ -0,0 +1,17 @@
+{
+  "name": "MEGA Clock",
+  "short_name": "Clock",
+  "description": "Scan a worker's badge to clock in or out.",
+  "theme_color": "#fdb13c",
+  "background_color": "#e8ebed",
+  "display": "standalone",
+  "orientation": "portrait",
+  "scope": "/clock",
+  "start_url": "/clock",
+  "id": "/clock",
+  "icons": [
+    { "src": "/icons/clock-icon-192.png", "sizes": "192x192", "type": "image/png", "purpose": "any" },
+    { "src": "/icons/clock-icon-512.png", "sizes": "512x512", "type": "image/png", "purpose": "any" },
+    { "src": "/icons/clock-maskable-512.png", "sizes": "512x512", "type": "image/png", "purpose": "maskable" }
+  ]
+}

src/app/clock/page.tsx

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+import type { Metadata } from "next";
+import { ClockView } from "./clock-view";
+
+export const metadata: Metadata = {
+  title: "Clock · MEGA INFRASTRUCTURE",
+  manifest: "/clock.webmanifest",
+  appleWebApp: {
+    capable: true,
+    title: "Clock",
+    statusBarStyle: "default",
+  },
+};
+
+export default function ClockPage() {
+  return <ClockView />;
+}