feat(cli): guest create/list/delete scripts

scripts/guest.ts

@@ -0,0 +1,45 @@
+#!/usr/bin/env tsx
+import { eq } from 'drizzle-orm';
+import { db, guests, initializeDatabase } from '../lib/db';
+
+function arg(name: string): string | undefined {
+  const idx = process.argv.findIndex((a) => a === `--${name}` || a.startsWith(`--${name}=`));
+  if (idx < 0) return undefined;
+  const a = process.argv[idx];
+  if (a.includes('=')) return a.split('=')[1];
+  return process.argv[idx + 1];
+}
+
+async function main() {
+  await initializeDatabase();
+  const cmd = process.argv[2];
+
+  if (cmd === 'create') {
+    const name = arg('name');
+    if (!name) { console.error('--name is required'); process.exit(1); }
+    const [row] = await db.insert(guests).values({ name }).returning();
+    const base = process.env.PUBLIC_BASE_URL ?? 'http://localhost:3000';
+    console.log(JSON.stringify({ id: row.id, name: row.name, link: `${base}/?usr=${row.id}` }, null, 2));
+    return;
+  }
+
+  if (cmd === 'list') {
+    const rows = await db.select().from(guests);
+    console.log(JSON.stringify(rows, null, 2));
+    return;
+  }
+
+  if (cmd === 'delete') {
+    const id = arg('id');
+    if (!id) { console.error('--id is required'); process.exit(1); }
+    const out = await db.delete(guests).where(eq(guests.id, id)).returning();
+    if (out.length === 0) { console.error('not found'); process.exit(1); }
+    console.log('deleted');
+    return;
+  }
+
+  console.error('usage: guest <create --name=NAME | list | delete --id=ID>');
+  process.exit(1);
+}
+
+main().catch((e) => { console.error(e); process.exit(1); });