Initial Mebbling hub implementation

app/page.tsx

@@ -0,0 +1,11 @@
+import Link from "next/link"; import { db } from "@/lib/db"; import { Attachments } from "./components/attachments";
+export const dynamic = "force-dynamic";
+type Post = { id:number; content:string; tags_json:string; attachments_json:string; created_at:string; username:string; name:string|null; source_base_url:string|null; comment_count:number; reaction_count:number };
+export default async function Home({ searchParams }: { searchParams: Promise<{ q?: string; tag?: string }> }) {
+  const query = await searchParams;
+  const q = query.q?.trim() || ""; const tag = query.tag?.trim() || "";
+  const where = ["p.visibility = 'PUBLIC'", "p.hidden = 0"]; const args: string[] = [];
+  if (q) { where.push("p.content LIKE ?"); args.push(`%${q}%`); } if (tag) { where.push("p.tags_json LIKE ?"); args.push(`%${JSON.stringify(tag).slice(1,-1)}%`); }
+  const posts = db.prepare(`SELECT p.*, u.username, s.name, s.base_url AS source_base_url, (SELECT count(*) FROM comments c WHERE c.post_id=p.id AND c.hidden=0) comment_count, (SELECT count(*) FROM reactions r WHERE r.post_id=p.id) reaction_count FROM posts p JOIN users u ON u.id=p.author_id LEFT JOIN sources s ON s.id=p.source_id WHERE ${where.join(" AND ")} ORDER BY COALESCE(p.remote_created_at,p.created_at) DESC LIMIT 100`).all(...args) as Post[];
+  return <><section className="space"><div><h1>公開 Memos Hub</h1><p className="muted">聚合朋友們公開分享的筆記。</p></div><Link className="button" href="/dashboard">發佈／連接來源</Link></section><form className="row" method="get"><input name="q" defaultValue={q} placeholder="搜尋公開貼文"/><input name="tag" defaultValue={tag} placeholder="標籤"/><button>搜尋</button></form>{posts.length ? posts.map(p=><article className="card" key={p.id}><div className="space"><Link className="meta post-name-link" href={`/posts/${p.id}`}>@{p.username}{p.name ? ` · ${p.name}` : ""}</Link><span className="meta">{new Date(p.created_at).toLocaleString("zh-TW")}</span></div><pre>{p.content}</pre><Attachments json={p.attachments_json} sourceBaseUrl={p.source_base_url} compact/><div className="row">{JSON.parse(p.tags_json).map((t:string)=><span className="tag" key={t}>#{t}</span>)}<Link href={`/posts/${p.id}`}>💬 {p.comment_count}　🙂 {p.reaction_count}</Link></div></article>) : <p className="muted">尚無符合的公開貼文。</p>}</>;
+}