implement bookmark delete

packages/server/src/bookmark/bookmark.ts

@@ -0,0 +1,24 @@
+import type { User } from "@markone/core/user"
+import { db } from "~/database.ts"
+import { DEMO_BOOKMARKS } from "./demo-bookmarks.ts"
+
+function insertDemoBookmarks(user: User) {
+	const query = db.query(`
+INSERT OR IGNORE INTO bookmarks (id, user_id, kind, title, url)
+VALUES ($id, $userId, $kind, $title, $url)
+`)
+	const insert = db.transaction((bookmarks) => {
+		for (const bookmark of bookmarks) {
+			query.run({
+				id: bookmark.id,
+				userId: user.id,
+				kind: bookmark.kind,
+				title: bookmark.title,
+				url: bookmark.url,
+			})
+		}
+	})
+	insert(DEMO_BOOKMARKS)
+}
+
+export { insertDemoBookmarks }