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 }

backend/src/db/schema.js

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+import { integer, sqliteTable, text } from 'drizzle-orm/sqlite-core'
+
+export const users = sqliteTable('users', {
+  id: integer('id').primaryKey({ autoIncrement: true }),
+  email: text('email').notNull().unique(),
+  passwordHash: text('password_hash').notNull(),
+  nickname: text('nickname').notNull(),
+  createdAt: integer('created_at', { mode: 'timestamp_ms' }).notNull(),
+  updatedAt: integer('updated_at', { mode: 'timestamp_ms' }).notNull(),
+})
+
+export const plannerEntries = sqliteTable('planner_entries', {
+  id: integer('id').primaryKey({ autoIncrement: true }),
+  userId: integer('user_id').notNull().references(() => users.id, { onDelete: 'cascade' }),
+  entryDate: text('entry_date').notNull(),
+  payload: text('payload').notNull(),
+  createdAt: integer('created_at', { mode: 'timestamp_ms' }).notNull(),
+  updatedAt: integer('updated_at', { mode: 'timestamp_ms' }).notNull(),
+})