feat: add docs viewer page

apps/web/src/app/docs/[id]/page.tsx

@@ -0,0 +1,54 @@
+import type { GeneratedDocs } from "@codeboard/shared";
+import { notFound } from "next/navigation";
+import { Github, ArrowLeft } from "lucide-react";
+import Link from "next/link";
+
+async function fetchDocs(id: string): Promise<GeneratedDocs | null> {
+  try {
+    const baseUrl = process.env.NEXT_PUBLIC_APP_URL || "http://localhost:3000";
+    const response = await fetch(`${baseUrl}/api/docs/${id}`, {
+      cache: "no-store",
+    });
+
+    if (!response.ok) {
+      return null;
+    }
+
+    return response.json();
+  } catch {
+    return null;
+  }
+}
+
+export default async function DocsPage({
+  params,
+}: {
+  params: { id: string };
+}) {
+  const docs = await fetchDocs(params.id);
+
+  if (!docs) {
+    notFound();
+  }
+
+  return (
+    <div className="min-h-screen">
+      <div className="border-b border-white/10 bg-black/20">
+        <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-20">
+          <div className="text-center mb-12">
+            <h1 className="text-2xl sm:text-3xl font-bold text-white">
+              Analyzing Repository
+            </h1>
+            <p className="text-zinc-400 max-w-xl mx-auto">
+              {docs.repoName || repoUrl || "Unknown repository"}
+            </p>
+          </div>
+          
+          <div className="relative inline-flex items-center justify-center w-16 h-16 rounded-2xl glass border-white/10">
+            <Github className="w-6 h-6 text-zinc-400" />
+          </div>
+        </div>
+      </div>
+    </div>
+  );
+}