fix: add multiple access to db

src/data/db.ts

@@ -2,6 +2,13 @@ import { DB } from "https://deno.land/x/sqlite/mod.ts";
 import type { Note } from "./note.ts";
 
 export const db = new DB(Deno.env.get("SQLITE_PATH") ?? "notes.db");
+try {
+  const [[journalMode]] = db.query<[string]>("PRAGMA journal_mode=WAL");
+  db.query("PRAGMA busy_timeout=5000");
+  console.log(`[db] journal_mode=${journalMode}, busy_timeout=5000`);
+} catch (e) {
+  console.error("[db] failed to set PRAGMAs:", e);
+}
 
 export const getNotes = (cursor?: string, limit = 20) => {
   const rows = cursor