v0.1.8 - 백엔드 초안 추가

backend/src/db/client.js

@@ -0,0 +1,17 @@
+import fs from 'node:fs'
+import path from 'node:path'
+import Database from 'better-sqlite3'
+import { drizzle } from 'drizzle-orm/better-sqlite3'
+import { env } from '../config.js'
+import * as schema from './schema.js'
+
+function ensureDatabaseDirectory(dbFile) {
+  const absoluteDbPath = path.resolve(dbFile)
+  fs.mkdirSync(path.dirname(absoluteDbPath), { recursive: true })
+  return absoluteDbPath
+}
+
+const sqlite = new Database(ensureDatabaseDirectory(env.DB_FILE))
+
+export const db = drizzle(sqlite, { schema })
+export { sqlite }