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frontend/app/sitemap.ts

@@ -0,0 +1,35 @@
+import type { MetadataRoute } from "next";
+import { fetchPosts, fetchBoards } from "@/lib/api";
+
+export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
+  const baseUrl = "http://localhost:3000";
+  const entries: MetadataRoute.Sitemap = [
+    { url: `${baseUrl}/`, lastModified: new Date(), changeFrequency: "daily", priority: 1 },
+  ];
+
+  try {
+    const { boards } = await fetchBoards();
+    for (const board of boards) {
+      entries.push({
+        url: `${baseUrl}/board/${board.id}`,
+        lastModified: new Date(),
+        changeFrequency: "daily",
+        priority: 0.8,
+      });
+    }
+
+    const { posts } = await fetchPosts(1, 100);
+    for (const post of posts) {
+      entries.push({
+        url: `${baseUrl}/post/${post.id}`,
+        lastModified: new Date(post.created_at),
+        changeFrequency: "weekly",
+        priority: 0.6,
+      });
+    }
+  } catch {
+    /* 忽略 API 错误 */
+  }
+
+  return entries;
+}