feat: scaffold monorepo with shared types and NestJS server

- pnpm workspace with packages/app, packages/server, packages/shared
- @mp-pilates/shared: enums, constants, TypeScript interfaces for all 8 data models
- @mp-pilates/server: NestJS bootstrap with health check, validation pipe, CORS
- Base TypeScript config with strict mode

packages/server/.env.example

@@ -0,0 +1,19 @@
+# Database
+DATABASE_URL=postgresql://user:pass@localhost:5432/mp_pilates
+
+# JWT
+JWT_SECRET=change-me-to-a-secure-random-string
+
+# WeChat Mini Program
+WX_APPID=your-appid
+WX_SECRET=your-secret
+
+# WeChat Pay
+WX_MCH_ID=your-mch-id
+WX_MCH_KEY=your-mch-key
+WX_MCH_SERIAL_NO=your-serial-no
+WX_MCH_CERT_PATH=./certs/apiclient_cert.pem
+WX_MCH_KEY_PATH=./certs/apiclient_key.pem
+
+# Server
+PORT=3000

packages/server/nest-cli.json

@@ -0,0 +1,8 @@
+{
+  "$schema": "https://json.schemastore.org/nest-cli",
+  "collection": "@nestjs/schematics",
+  "sourceRoot": "src",
+  "compilerOptions": {
+    "deleteOutDir": true
+  }
+}

packages/server/package.json

@@ -0,0 +1,64 @@
+{
+  "name": "@mp-pilates/server",
+  "version": "0.1.0",
+  "private": true,
+  "scripts": {
+    "build": "nest build",
+    "dev": "nest start --watch",
+    "start": "nest start",
+    "start:prod": "node dist/main",
+    "test": "jest",
+    "test:watch": "jest --watch",
+    "test:cov": "jest --coverage",
+    "prisma:generate": "prisma generate",
+    "prisma:migrate": "prisma migrate dev",
+    "prisma:seed": "ts-node prisma/seed.ts",
+    "lint": "eslint \"{src,test}/**/*.ts\""
+  },
+  "dependencies": {
+    "@mp-pilates/shared": "workspace:*",
+    "@nestjs/common": "^10.4.0",
+    "@nestjs/config": "^3.2.0",
+    "@nestjs/core": "^10.4.0",
+    "@nestjs/jwt": "^10.2.0",
+    "@nestjs/passport": "^10.0.3",
+    "@nestjs/platform-express": "^10.4.0",
+    "@nestjs/schedule": "^4.1.0",
+    "@prisma/client": "^5.19.0",
+    "class-transformer": "^0.5.1",
+    "class-validator": "^0.14.1",
+    "passport": "^0.7.0",
+    "passport-jwt": "^4.0.1",
+    "reflect-metadata": "^0.2.2",
+    "rxjs": "^7.8.1"
+  },
+  "devDependencies": {
+    "@nestjs/cli": "^10.4.0",
+    "@nestjs/schematics": "^10.1.0",
+    "@nestjs/testing": "^10.4.0",
+    "@types/express": "^4.17.21",
+    "@types/jest": "^29.5.12",
+    "@types/passport-jwt": "^4.0.1",
+    "jest": "^29.7.0",
+    "prisma": "^5.19.0",
+    "source-map-support": "^0.5.21",
+    "supertest": "^7.0.0",
+    "ts-jest": "^29.2.0",
+    "ts-node": "^10.9.2",
+    "typescript": "^5.4.0"
+  },
+  "jest": {
+    "moduleFileExtensions": ["js", "json", "ts"],
+    "rootDir": "src",
+    "testRegex": ".*\\.spec\\.ts$",
+    "transform": {
+      "^.+\\.(t|j)s$": "ts-jest"
+    },
+    "collectCoverageFrom": ["**/*.(t|j)s", "!**/*.module.ts", "!main.ts"],
+    "coverageDirectory": "../coverage",
+    "testEnvironment": "node",
+    "moduleNameMapper": {
+      "^@mp-pilates/shared(.*)$": "<rootDir>/../../shared/src$1"
+    }
+  }
+}

packages/server/src/app.controller.ts

@@ -0,0 +1,9 @@
+import { Controller, Get } from '@nestjs/common'
+
+@Controller()
+export class AppController {
+  @Get('health')
+  health() {
+    return { status: 'ok', timestamp: new Date().toISOString() }
+  }
+}

packages/server/src/app.module.ts

@@ -0,0 +1,14 @@
+import { Module } from '@nestjs/common'
+import { ConfigModule } from '@nestjs/config'
+import { AppController } from './app.controller'
+
+@Module({
+  imports: [
+    ConfigModule.forRoot({
+      isGlobal: true,
+      envFilePath: ['.env.local', '.env'],
+    }),
+  ],
+  controllers: [AppController],
+})
+export class AppModule {}

packages/server/src/main.ts

@@ -0,0 +1,24 @@
+import { NestFactory } from '@nestjs/core'
+import { ValidationPipe } from '@nestjs/common'
+import { ConfigService } from '@nestjs/config'
+import { AppModule } from './app.module'
+
+async function bootstrap() {
+  const app = await NestFactory.create(AppModule)
+  const configService = app.get(ConfigService)
+
+  app.setGlobalPrefix('api')
+  app.useGlobalPipes(
+    new ValidationPipe({
+      whitelist: true,
+      forbidNonWhitelisted: true,
+      transform: true,
+    }),
+  )
+  app.enableCors()
+
+  const port = configService.get<number>('PORT', 3000)
+  await app.listen(port)
+  console.log(`Server running on http://localhost:${port}`)
+}
+bootstrap()

packages/server/tsconfig.build.json

@@ -0,0 +1,7 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "outDir": "dist"
+  },
+  "exclude": ["node_modules", "dist", "test", "**/*.spec.ts"]
+}

packages/server/tsconfig.json

@@ -0,0 +1,18 @@
+{
+  "extends": "../../tsconfig.base.json",
+  "compilerOptions": {
+    "outDir": "dist",
+    "rootDir": "src",
+    "module": "CommonJS",
+    "moduleResolution": "node",
+    "emitDecoratorMetadata": true,
+    "experimentalDecorators": true,
+    "target": "ES2021",
+    "sourceMap": true,
+    "incremental": true,
+    "declaration": false,
+    "declarationMap": false
+  },
+  "include": ["src"],
+  "exclude": ["node_modules", "dist", "test"]
+}