v0.1.8 - 백엔드 초안 추가

backend/src/config.js

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+import { config } from 'dotenv'
+import path from 'node:path'
+import { fileURLToPath } from 'node:url'
+import { z } from 'zod'
+
+const __filename = fileURLToPath(import.meta.url)
+const __dirname = path.dirname(__filename)
+
+config({ path: path.join(__dirname, '..', '.env') })
+
+const envSchema = z.object({
+  PORT: z.coerce.number().default(3001),
+  DB_FILE: z.string().default('./data/planner.sqlite'),
+  CORS_ORIGIN: z.string().default('http://localhost:5173'),
+})
+
+export const env = envSchema.parse(process.env)

backend/src/db/client.js

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+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(),
+})

backend/src/server.js

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+import Fastify from 'fastify'
+import cors from '@fastify/cors'
+import { env } from './config.js'
+import { sqlite } from './db/client.js'
+
+const app = Fastify({
+  logger: true,
+})
+
+await app.register(cors, {
+  origin: env.CORS_ORIGIN,
+  credentials: true,
+})
+
+app.get('/health', async () => {
+  const version = sqlite.prepare('select sqlite_version() as version').get()
+
+  return {
+    status: 'ok',
+    service: 'ten-minute-planner-backend',
+    database: {
+      client: 'sqlite',
+      version: version?.version ?? 'unknown',
+    },
+  }
+})
+
+app.get('/api/meta', async () => ({
+  auth: 'planned',
+  storage: 'sqlite',
+  orm: 'drizzle',
+  notes: [
+    '회원가입 및 로그인 API는 다음 단계에서 추가 예정',
+    '플래너 저장 API는 로컬 저장 레이어 분리 이후 연결 예정',
+  ],
+}))
+
+try {
+  await app.listen({
+    port: env.PORT,
+    host: '0.0.0.0',
+  })
+} catch (error) {
+  app.log.error(error)
+  process.exit(1)
+}