Initial commit: SDI SaaS Platform foundation

- Complete monorepo structure with pnpm workspaces
- Prisma database schema with 20+ entities
- NestJS API with 9 core modules
- BullMQ orchestration worker
- AWS and Azure provider adapters
- Docker Compose infrastructure
- Complete documentation

apps/api/.env.example

@@ -0,0 +1,5 @@
+PORT=3000
+NODE_ENV=development
+DATABASE_URL="postgresql://postgres:postgres@localhost:5432/sdi_saas?schema=public"
+CORS_ORIGIN=http://localhost:3001
+JWT_SECRET=your-secret-key-change-in-production

apps/api/Dockerfile

@@ -0,0 +1,26 @@
+FROM node:20-alpine AS base
+RUN npm install -g pnpm@8.15.0
+
+FROM base AS dependencies
+WORKDIR /app
+COPY package.json pnpm-workspace.yaml pnpm-lock.yaml* ./
+COPY apps/api/package.json ./apps/api/
+COPY packages/database/package.json ./packages/database/
+COPY packages/shared-types/package.json ./packages/shared-types/
+RUN pnpm install --frozen-lockfile
+
+FROM base AS build
+WORKDIR /app
+COPY --from=dependencies /app/node_modules ./node_modules
+COPY . .
+RUN pnpm --filter @sdi/database db:generate
+RUN pnpm --filter @sdi/api build
+
+FROM base AS runtime
+WORKDIR /app
+COPY --from=dependencies /app/node_modules ./node_modules
+COPY --from=build /app/apps/api/dist ./apps/api/dist
+COPY --from=build /app/packages ./packages
+COPY apps/api/package.json ./apps/api/
+EXPOSE 3000
+CMD ["node", "apps/api/dist/main.js"]

apps/api/nest-cli.json

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

apps/api/package.json

@@ -0,0 +1,50 @@
+{
+  "name": "@sdi/api",
+  "version": "0.1.0",
+  "scripts": {
+    "build": "nest build",
+    "dev": "nest start --watch",
+    "start": "node dist/main",
+    "lint": "eslint \"{src,apps,libs,test}/**/*.ts\"",
+    "test": "jest",
+    "test:watch": "jest --watch",
+    "test:cov": "jest --coverage"
+  },
+  "dependencies": {
+    "@nestjs/common": "^10.3.0",
+    "@nestjs/core": "^10.3.0",
+    "@nestjs/platform-express": "^10.3.0",
+    "@nestjs/config": "^3.1.1",
+    "@nestjs/swagger": "^7.2.0",
+    "@nestjs/jwt": "^10.2.0",
+    "@nestjs/passport": "^10.0.3",
+    "@sdi/database": "workspace:*",
+    "@sdi/shared-types": "workspace:*",
+    "passport": "^0.7.0",
+    "passport-jwt": "^4.0.1",
+    "class-validator": "^0.14.1",
+    "class-transformer": "^0.5.1",
+    "bcrypt": "^5.1.1",
+    "reflect-metadata": "^0.2.1",
+    "rxjs": "^7.8.1"
+  },
+  "devDependencies": {
+    "@nestjs/cli": "^10.3.0",
+    "@nestjs/schematics": "^10.1.0",
+    "@nestjs/testing": "^10.3.0",
+    "@types/express": "^4.17.21",
+    "@types/jest": "^29.5.11",
+    "@types/node": "^20.11.0",
+    "@types/passport-jwt": "^4.0.0",
+    "@types/bcrypt": "^5.0.2",
+    "@typescript-eslint/eslint-plugin": "^6.19.0",
+    "@typescript-eslint/parser": "^6.19.0",
+    "eslint": "^8.56.0",
+    "jest": "^29.7.0",
+    "ts-jest": "^29.1.1",
+    "ts-loader": "^9.5.1",
+    "ts-node": "^10.9.2",
+    "tsconfig-paths": "^4.2.0",
+    "typescript": "^5.3.3"
+  }
+}

apps/api/src/app.module.ts

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+import { Module } from '@nestjs/common';
+import { ConfigModule } from '@nestjs/config';
+import { DatabaseModule } from './database/database.module';
+import { AuthModule } from './modules/auth/auth.module';
+import { TenantsModule } from './modules/tenants/tenants.module';
+import { UsersModule } from './modules/users/users.module';
+import { ProvidersModule } from './modules/providers/providers.module';
+import { EndpointsModule } from './modules/endpoints/endpoints.module';
+import { QuotesModule } from './modules/quotes/quotes.module';
+import { OrdersModule } from './modules/orders/orders.module';
+import { ServicesModule } from './modules/services/services.module';
+import { AuditModule } from './modules/audit/audit.module';
+
+@Module({
+  imports: [
+    ConfigModule.forRoot({
+      isGlobal: true,
+      envFilePath: ['.env.local', '.env'],
+    }),
+    DatabaseModule,
+    AuthModule,
+    TenantsModule,
+    UsersModule,
+    ProvidersModule,
+    EndpointsModule,
+    QuotesModule,
+    OrdersModule,
+    ServicesModule,
+    AuditModule,
+  ],
+})
+export class AppModule {}

apps/api/src/database/database.module.ts

@@ -0,0 +1,9 @@
+import { Global, Module } from '@nestjs/common';
+import { PrismaService } from './prisma.service';
+
+@Global()
+@Module({
+  providers: [PrismaService],
+  exports: [PrismaService],
+})
+export class DatabaseModule {}

apps/api/src/database/prisma.service.ts

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+import { Injectable, OnModuleInit, OnModuleDestroy } from '@nestjs/common';
+import { PrismaClient } from '@sdi/database';
+
+@Injectable()
+export class PrismaService extends PrismaClient implements OnModuleInit, OnModuleDestroy {
+  async onModuleInit() {
+    await this.$connect();
+  }
+
+  async onModuleDestroy() {
+    await this.$disconnect();
+  }
+}

apps/api/src/main.ts

@@ -0,0 +1,43 @@
+import { NestFactory } from '@nestjs/core';
+import { ValidationPipe } from '@nestjs/common';
+import { SwaggerModule, DocumentBuilder } from '@nestjs/swagger';
+import { AppModule } from './app.module';
+
+async function bootstrap() {
+  const app = await NestFactory.create(AppModule);
+
+  // Global validation pipe
+  app.useGlobalPipes(
+    new ValidationPipe({
+      whitelist: true,
+      forbidNonWhitelisted: true,
+      transform: true,
+    }),
+  );
+
+  // CORS
+  app.enableCors({
+    origin: process.env.CORS_ORIGIN || '*',
+    credentials: true,
+  });
+
+  // API prefix
+  app.setGlobalPrefix('api/v1');
+
+  // Swagger documentation
+  const config = new DocumentBuilder()
+    .setTitle('SDI SaaS Platform API')
+    .setDescription('Software-Defined Interconnection Platform API')
+    .setVersion('1.0')
+    .addBearerAuth()
+    .build();
+  const document = SwaggerModule.createDocument(app, config);
+  SwaggerModule.setup('api/docs', app, document);
+
+  const port = process.env.PORT || 3000;
+  await app.listen(port);
+  console.log(`🚀 API server running on http://localhost:${port}`);
+  console.log(`📚 API docs available at http://localhost:${port}/api/docs`);
+}
+
+bootstrap();

apps/api/src/modules/audit/audit.module.ts

@@ -0,0 +1,8 @@
+import { Module } from '@nestjs/common';
+import { AuditService } from './audit.service';
+
+@Module({
+  providers: [AuditService],
+  exports: [AuditService],
+})
+export class AuditModule {}

apps/api/src/modules/audit/audit.service.ts

@@ -0,0 +1,48 @@
+import { Injectable } from '@nestjs/common';
+import { PrismaService } from '../../database/prisma.service';
+
+interface AuditLogData {
+  aggregateType: string;
+  aggregateId: string;
+  eventType: string;
+  actorId?: string;
+  actorType?: string;
+  payload: Record<string, any>;
+  ipAddress?: string;
+  userAgent?: string;
+}
+
+@Injectable()
+export class AuditService {
+  constructor(private prisma: PrismaService) {}
+
+  async log(data: AuditLogData) {
+    return this.prisma.auditEvent.create({
+      data: {
+        aggregateType: data.aggregateType,
+        aggregateId: data.aggregateId,
+        eventType: data.eventType,
+        actorId: data.actorId,
+        actorType: data.actorType,
+        payload: data.payload,
+        ipAddress: data.ipAddress,
+        userAgent: data.userAgent,
+      },
+    });
+  }
+
+  async findByAggregate(aggregateType: string, aggregateId: string) {
+    return this.prisma.auditEvent.findMany({
+      where: { aggregateType, aggregateId },
+      orderBy: { createdAt: 'desc' },
+    });
+  }
+
+  async findByEventType(eventType: string, limit = 100) {
+    return this.prisma.auditEvent.findMany({
+      where: { eventType },
+      orderBy: { createdAt: 'desc' },
+      take: limit,
+    });
+  }
+}

apps/api/src/modules/auth/auth.module.ts

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+import { Module } from '@nestjs/common';
+
+@Module({})
+export class AuthModule {}

apps/api/src/modules/endpoints/endpoints.controller.ts

@@ -0,0 +1,28 @@
+import { Controller, Get, Param, Query } from '@nestjs/common';
+import { ApiTags, ApiOperation, ApiQuery } from '@nestjs/swagger';
+import { EndpointsService } from './endpoints.service';
+
+@ApiTags('endpoints')
+@Controller('endpoints')
+export class EndpointsController {
+  constructor(private readonly endpointsService: EndpointsService) {}
+
+  @Get()
+  @ApiOperation({ summary: 'Get all endpoints' })
+  @ApiQuery({ name: 'providerId', required: false })
+  @ApiQuery({ name: 'kind', required: false })
+  @ApiQuery({ name: 'region', required: false })
+  findAll(
+    @Query('providerId') providerId?: string,
+    @Query('kind') kind?: string,
+    @Query('region') region?: string,
+  ) {
+    return this.endpointsService.findAll({ providerId, kind, region });
+  }
+
+  @Get(':id')
+  @ApiOperation({ summary: 'Get endpoint by ID' })
+  findOne(@Param('id') id: string) {
+    return this.endpointsService.findOne(id);
+  }
+}

apps/api/src/modules/endpoints/endpoints.module.ts

@@ -0,0 +1,10 @@
+import { Module } from '@nestjs/common';
+import { EndpointsController } from './endpoints.controller';
+import { EndpointsService } from './endpoints.service';
+
+@Module({
+  controllers: [EndpointsController],
+  providers: [EndpointsService],
+  exports: [EndpointsService],
+})
+export class EndpointsModule {}

apps/api/src/modules/endpoints/endpoints.service.ts

@@ -0,0 +1,26 @@
+import { Injectable } from '@nestjs/common';
+import { PrismaService } from '../../database/prisma.service';
+
+@Injectable()
+export class EndpointsService {
+  constructor(private prisma: PrismaService) {}
+
+  async findAll(filters?: { providerId?: string; kind?: string; region?: string }) {
+    return this.prisma.endpoint.findMany({
+      where: {
+        ...(filters?.providerId && { providerId: filters.providerId }),
+        ...(filters?.kind && { kind: filters.kind }),
+        ...(filters?.region && { region: filters.region }),
+        status: 'available',
+      },
+      include: { provider: true },
+    });
+  }
+
+  async findOne(id: string) {
+    return this.prisma.endpoint.findUnique({
+      where: { id },
+      include: { provider: true },
+    });
+  }
+}

apps/api/src/modules/orders/dto/create-order.dto.ts

@@ -0,0 +1,34 @@
+import { IsString, IsNotEmpty, IsInt, Min, IsOptional, IsUUID } from 'class-validator';
+import { ApiProperty } from '@nestjs/swagger';
+
+export class CreateOrderDto {
+  @ApiProperty()
+  @IsUUID()
+  @IsNotEmpty()
+  productOfferingId: string;
+
+  @ApiProperty()
+  @IsUUID()
+  @IsNotEmpty()
+  providerId: string;
+
+  @ApiProperty()
+  @IsUUID()
+  @IsNotEmpty()
+  sourceEndpointId: string;
+
+  @ApiProperty()
+  @IsUUID()
+  @IsNotEmpty()
+  targetEndpointId: string;
+
+  @ApiProperty({ example: 1000 })
+  @IsInt()
+  @Min(1)
+  bandwidthMbps: number;
+
+  @ApiProperty({ required: false })
+  @IsUUID()
+  @IsOptional()
+  quoteId?: string;
+}

apps/api/src/modules/orders/orders.controller.ts

@@ -0,0 +1,42 @@
+import { Controller, Get, Post, Body, Param, Query, Delete } from '@nestjs/common';
+import { ApiTags, ApiOperation, ApiQuery } from '@nestjs/swagger';
+import { OrdersService } from './orders.service';
+import { CreateOrderDto } from './dto/create-order.dto';
+
+@ApiTags('orders')
+@Controller('orders')
+export class OrdersController {
+  constructor(private readonly ordersService: OrdersService) {}
+
+  @Post()
+  @ApiOperation({ summary: 'Create a new service order' })
+  create(@Body() createOrderDto: CreateOrderDto) {
+    // TODO: Extract tenantId and userId from JWT token
+    const tenantId = 'mock-tenant-id';
+    const userId = 'mock-user-id';
+    return this.ordersService.create(tenantId, userId, createOrderDto);
+  }
+
+  @Get()
+  @ApiOperation({ summary: 'Get all orders for tenant' })
+  @ApiQuery({ name: 'status', required: false })
+  findAll(@Query('status') status?: string) {
+    const tenantId = 'mock-tenant-id';
+    return this.ordersService.findAll(tenantId, { status });
+  }
+
+  @Get(':id')
+  @ApiOperation({ summary: 'Get order by ID' })
+  findOne(@Param('id') id: string) {
+    const tenantId = 'mock-tenant-id';
+    return this.ordersService.findOne(id, tenantId);
+  }
+
+  @Delete(':id')
+  @ApiOperation({ summary: 'Cancel an order' })
+  cancel(@Param('id') id: string) {
+    const tenantId = 'mock-tenant-id';
+    const userId = 'mock-user-id';
+    return this.ordersService.cancel(id, tenantId, userId);
+  }
+}

apps/api/src/modules/orders/orders.module.ts

@@ -0,0 +1,12 @@
+import { Module } from '@nestjs/common';
+import { OrdersController } from './orders.controller';
+import { OrdersService } from './orders.service';
+import { AuditModule } from '../audit/audit.module';
+
+@Module({
+  imports: [AuditModule],
+  controllers: [OrdersController],
+  providers: [OrdersService],
+  exports: [OrdersService],
+})
+export class OrdersModule {}

apps/api/src/modules/orders/orders.service.ts

@@ -0,0 +1,119 @@
+import { Injectable, NotFoundException, BadRequestException } from '@nestjs/common';
+import { PrismaService } from '../../database/prisma.service';
+import { AuditService } from '../audit/audit.service';
+import { CreateOrderDto } from './dto/create-order.dto';
+import { ServiceOrderStatus } from '@sdi/shared-types';
+
+@Injectable()
+export class OrdersService {
+  constructor(
+    private prisma: PrismaService,
+    private auditService: AuditService,
+  ) {}
+
+  async create(tenantId: string, userId: string, data: CreateOrderDto) {
+    // Validate endpoints exist
+    const [sourceEndpoint, targetEndpoint] = await Promise.all([
+      this.prisma.endpoint.findUnique({ where: { id: data.sourceEndpointId } }),
+      this.prisma.endpoint.findUnique({ where: { id: data.targetEndpointId } }),
+    ]);
+
+    if (!sourceEndpoint || !targetEndpoint) {
+      throw new BadRequestException('Invalid endpoint IDs');
+    }
+
+    const order = await this.prisma.serviceOrder.create({
+      data: {
+        tenantId,
+        userId,
+        productOfferingId: data.productOfferingId,
+        providerId: data.providerId,
+        sourceEndpointId: data.sourceEndpointId,
+        targetEndpointId: data.targetEndpointId,
+        bandwidthMbps: data.bandwidthMbps,
+        status: 'draft',
+        quoteId: data.quoteId,
+      },
+      include: {
+        sourceEndpoint: true,
+        targetEndpoint: true,
+        productOffering: true,
+      },
+    });
+
+    await this.auditService.log({
+      aggregateType: 'order',
+      aggregateId: order.id,
+      eventType: 'order.created',
+      actorId: userId,
+      actorType: 'user',
+      payload: { orderId: order.id, status: 'draft' },
+    });
+
+    return order;
+  }
+
+  async findAll(tenantId: string, filters?: { status?: string }) {
+    return this.prisma.serviceOrder.findMany({
+      where: {
+        tenantId,
+        ...(filters?.status && { status: filters.status }),
+      },
+      include: {
+        sourceEndpoint: true,
+        targetEndpoint: true,
+        productOffering: true,
+        service: true,
+      },
+      orderBy: { createdAt: 'desc' },
+    });
+  }
+
+  async findOne(id: string, tenantId: string) {
+    const order = await this.prisma.serviceOrder.findFirst({
+      where: { id, tenantId },
+      include: {
+        sourceEndpoint: true,
+        targetEndpoint: true,
+        productOffering: true,
+        provider: true,
+        service: true,
+        provisioningTasks: { orderBy: { createdAt: 'desc' } },
+      },
+    });
+
+    if (!order) {
+      throw new NotFoundException(`Order ${id} not found`);
+    }
+
+    return order;
+  }
+
+  async updateStatus(orderId: string, status: ServiceOrderStatus, userId?: string) {
+    const order = await this.prisma.serviceOrder.update({
+      where: { id: orderId },
+      data: { status, updatedAt: new Date() },
+    });
+
+    await this.auditService.log({
+      aggregateType: 'order',
+      aggregateId: orderId,
+      eventType: 'order.status_changed',
+      actorId: userId,
+      actorType: userId ? 'user' : 'system',
+      payload: { orderId, status },
+    });
+
+    return order;
+  }
+
+  async cancel(id: string, tenantId: string, userId: string) {
+    const order = await this.findOne(id, tenantId);
+
+    if (!['draft', 'submitted', 'quoted'].includes(order.status)) {
+      throw new BadRequestException('Order cannot be cancelled in current status');
+    }
+
+    return this.updateStatus(id, 'terminated', userId);
+  }
+}

apps/api/src/modules/providers/providers.controller.ts

@@ -0,0 +1,21 @@
+import { Controller, Get, Param } from '@nestjs/common';
+import { ApiTags, ApiOperation } from '@nestjs/swagger';
+import { ProvidersService } from './providers.service';
+
+@ApiTags('providers')
+@Controller('providers')
+export class ProvidersController {
+  constructor(private readonly providersService: ProvidersService) {}
+
+  @Get()
+  @ApiOperation({ summary: 'Get all providers' })
+  findAll() {
+    return this.providersService.findAll();
+  }
+
+  @Get(':id')
+  @ApiOperation({ summary: 'Get provider by ID' })
+  findOne(@Param('id') id: string) {
+    return this.providersService.findOne(id);
+  }
+}

apps/api/src/modules/providers/providers.module.ts

@@ -0,0 +1,10 @@
+import { Module } from '@nestjs/common';
+import { ProvidersController } from './providers.controller';
+import { ProvidersService } from './providers.service';
+
+@Module({
+  controllers: [ProvidersController],
+  providers: [ProvidersService],
+  exports: [ProvidersService],
+})
+export class ProvidersModule {}

apps/api/src/modules/providers/providers.service.ts

@@ -0,0 +1,28 @@
+import { Injectable } from '@nestjs/common';
+import { PrismaService } from '../../database/prisma.service';
+
+@Injectable()
+export class ProvidersService {
+  constructor(private prisma: PrismaService) {}
+
+  async findAll() {
+    return this.prisma.provider.findMany({
+      include: {
+        endpoints: true,
+        productOfferings: true,
+        _count: { select: { orders: true } },
+      },
+    });
+  }
+
+  async findOne(id: string) {
+    return this.prisma.provider.findUnique({
+      where: { id },
+      include: {
+        endpoints: true,
+        productOfferings: true,
+        accounts: true,
+      },
+    });
+  }
+}

apps/api/src/modules/quotes/dto/create-quote.dto.ts

@@ -0,0 +1,24 @@
+import { IsUUID, IsNotEmpty, IsInt, Min } from 'class-validator';
+import { ApiProperty } from '@nestjs/swagger';
+
+export class CreateQuoteDto {
+  @ApiProperty()
+  @IsUUID()
+  @IsNotEmpty()
+  productOfferingId: string;
+
+  @ApiProperty()
+  @IsUUID()
+  @IsNotEmpty()
+  sourceEndpointId: string;
+
+  @ApiProperty()
+  @IsUUID()
+  @IsNotEmpty()
+  targetEndpointId: string;
+
+  @ApiProperty({ example: 1000 })
+  @IsInt()
+  @Min(1)
+  bandwidthMbps: number;
+}

apps/api/src/modules/quotes/quotes.controller.ts

@@ -0,0 +1,31 @@
+import { Controller, Get, Post, Body, Param } from '@nestjs/common';
+import { ApiTags, ApiOperation } from '@nestjs/swagger';
+import { QuotesService } from './quotes.service';
+import { CreateQuoteDto } from './dto/create-quote.dto';
+
+@ApiTags('quotes')
+@Controller('quotes')
+export class QuotesController {
+  constructor(private readonly quotesService: QuotesService) {}
+
+  @Post()
+  @ApiOperation({ summary: 'Create a new quote' })
+  create(@Body() createQuoteDto: CreateQuoteDto) {
+    const tenantId = 'mock-tenant-id';
+    return this.quotesService.create(tenantId, createQuoteDto);
+  }
+
+  @Get()
+  @ApiOperation({ summary: 'Get all quotes' })
+  findAll() {
+    const tenantId = 'mock-tenant-id';
+    return this.quotesService.findAll(tenantId);
+  }
+
+  @Get(':id')
+  @ApiOperation({ summary: 'Get quote by ID' })
+  findOne(@Param('id') id: string) {
+    const tenantId = 'mock-tenant-id';
+    return this.quotesService.findOne(id, tenantId);
+  }
+}

apps/api/src/modules/quotes/quotes.module.ts

@@ -0,0 +1,10 @@
+import { Module } from '@nestjs/common';
+import { QuotesController } from './quotes.controller';
+import { QuotesService } from './quotes.service';
+
+@Module({
+  controllers: [QuotesController],
+  providers: [QuotesService],
+  exports: [QuotesService],
+})
+export class QuotesModule {}

apps/api/src/modules/quotes/quotes.service.ts

@@ -0,0 +1,49 @@
+import { Injectable, NotFoundException } from '@nestjs/common';
+import { PrismaService } from '../../database/prisma.service';
+import { CreateQuoteDto } from './dto/create-quote.dto';
+
+@Injectable()
+export class QuotesService {
+  constructor(private prisma: PrismaService) {}
+
+  async create(tenantId: string, data: CreateQuoteDto) {
+    // Simple pricing calculation - in production, use pricing engine
+    const monthlyRecurring = data.bandwidthMbps * 0.05; // $0.05 per Mbps
+    const setupFee = 500; // Flat setup fee
+    const validUntil = new Date();
+    validUntil.setDate(validUntil.getDate() + 30); // Valid for 30 days
+
+    return this.prisma.quote.create({
+      data: {
+        tenantId,
+        productOfferingId: data.productOfferingId,
+        sourceEndpointId: data.sourceEndpointId,
+        targetEndpointId: data.targetEndpointId,
+        bandwidthMbps: data.bandwidthMbps,
+        monthlyRecurring,
+        setupFee,
+        validUntil,
+        status: 'valid',
+      },
+    });
+  }
+
+  async findAll(tenantId: string) {
+    return this.prisma.quote.findMany({
+      where: { tenantId },
+      orderBy: { createdAt: 'desc' },
+    });
+  }
+
+  async findOne(id: string, tenantId: string) {
+    const quote = await this.prisma.quote.findFirst({
+      where: { id, tenantId },
+    });
+
+    if (!quote) {
+      throw new NotFoundException(`Quote ${id} not found`);
+    }
+
+    return quote;
+  }
+}

apps/api/src/modules/services/services.controller.ts

@@ -0,0 +1,38 @@
+import { Controller, Get, Post, Param, Query } from '@nestjs/common';
+import { ApiTags, ApiOperation, ApiQuery } from '@nestjs/swagger';
+import { ServicesService } from './services.service';
+
+@ApiTags('services')
+@Controller('services')
+export class ServicesController {
+  constructor(private readonly servicesService: ServicesService) {}
+
+  @Get()
+  @ApiOperation({ summary: 'Get all services' })
+  @ApiQuery({ name: 'status', required: false })
+  findAll(@Query('status') status?: string) {
+    const tenantId = 'mock-tenant-id';
+    return this.servicesService.findAll(tenantId, { status });
+  }
+
+  @Get(':id')
+  @ApiOperation({ summary: 'Get service by ID' })
+  findOne(@Param('id') id: string) {
+    const tenantId = 'mock-tenant-id';
+    return this.servicesService.findOne(id, tenantId);
+  }
+
+  @Post(':id/suspend')
+  @ApiOperation({ summary: 'Suspend a service' })
+  suspend(@Param('id') id: string) {
+    const tenantId = 'mock-tenant-id';
+    return this.servicesService.suspend(id, tenantId);
+  }
+
+  @Post(':id/terminate')
+  @ApiOperation({ summary: 'Terminate a service' })
+  terminate(@Param('id') id: string) {
+    const tenantId = 'mock-tenant-id';
+    return this.servicesService.terminate(id, tenantId);
+  }
+}

apps/api/src/modules/services/services.module.ts

@@ -0,0 +1,10 @@
+import { Module } from '@nestjs/common';
+import { ServicesController } from './services.controller';
+import { ServicesService } from './services.service';
+
+@Module({
+  controllers: [ServicesController],
+  providers: [ServicesService],
+  exports: [ServicesService],
+})
+export class ServicesModule {}

apps/api/src/modules/services/services.service.ts

@@ -0,0 +1,76 @@
+import { Injectable, NotFoundException } from '@nestjs/common';
+import { PrismaService } from '../../database/prisma.service';
+
+@Injectable()
+export class ServicesService {
+  constructor(private prisma: PrismaService) {}
+
+  async findAll(tenantId: string, filters?: { status?: string }) {
+    return this.prisma.service.findMany({
+      where: {
+        tenantId,
+        ...(filters?.status && { status: filters.status }),
+      },
+      include: {
+        order: {
+          include: {
+            sourceEndpoint: true,
+            targetEndpoint: true,
+            productOffering: true,
+          },
+        },
+        usageRecords: { take: 10, orderBy: { createdAt: 'desc' } },
+      },
+      orderBy: { createdAt: 'desc' },
+    });
+  }
+
+  async findOne(id: string, tenantId: string) {
+    const service = await this.prisma.service.findFirst({
+      where: { id, tenantId },
+      include: {
+        order: {
+          include: {
+            sourceEndpoint: true,
+            targetEndpoint: true,
+            productOffering: true,
+            provider: true,
+            provisioningTasks: { orderBy: { createdAt: 'desc' } },
+          },
+        },
+        usageRecords: { orderBy: { createdAt: 'desc' } },
+        inventoryRecords: true,
+      },
+    });
+
+    if (!service) {
+      throw new NotFoundException(`Service ${id} not found`);
+    }
+
+    return service;
+  }
+
+  async suspend(id: string, tenantId: string) {
+    const service = await this.findOne(id, tenantId);
+
+    return this.prisma.service.update({
+      where: { id },
+      data: {
+        status: 'suspended',
+        suspendedAt: new Date(),
+      },
+    });
+  }
+
+  async terminate(id: string, tenantId: string) {
+    const service = await this.findOne(id, tenantId);
+
+    return this.prisma.service.update({
+      where: { id },
+      data: {
+        status: 'terminated',
+        terminatedAt: new Date(),
+      },
+    });
+  }
+}

apps/api/src/modules/tenants/dto/create-tenant.dto.ts

@@ -0,0 +1,17 @@
+import { IsString, IsNotEmpty, Matches } from 'class-validator';
+import { ApiProperty } from '@nestjs/swagger';
+
+export class CreateTenantDto {
+  @ApiProperty({ example: 'Acme Corporation' })
+  @IsString()
+  @IsNotEmpty()
+  name: string;
+
+  @ApiProperty({ example: 'acme-corp' })
+  @IsString()
+  @IsNotEmpty()
+  @Matches(/^[a-z0-9-]+$/, {
+    message: 'Slug must contain only lowercase letters, numbers, and hyphens',
+  })
+  slug: string;
+}

apps/api/src/modules/tenants/tenants.controller.ts

@@ -0,0 +1,34 @@
+import { Controller, Get, Post, Body, Param, Patch } from '@nestjs/common';
+import { ApiTags, ApiOperation } from '@nestjs/swagger';
+import { TenantsService } from './tenants.service';
+import { CreateTenantDto } from './dto/create-tenant.dto';
+
+@ApiTags('tenants')
+@Controller('tenants')
+export class TenantsController {
+  constructor(private readonly tenantsService: TenantsService) {}
+
+  @Post()
+  @ApiOperation({ summary: 'Create a new tenant' })
+  create(@Body() createTenantDto: CreateTenantDto) {
+    return this.tenantsService.create(createTenantDto);
+  }
+
+  @Get()
+  @ApiOperation({ summary: 'Get all tenants' })
+  findAll() {
+    return this.tenantsService.findAll();
+  }
+
+  @Get(':id')
+  @ApiOperation({ summary: 'Get tenant by ID' })
+  findOne(@Param('id') id: string) {
+    return this.tenantsService.findOne(id);
+  }
+
+  @Patch(':id')
+  @ApiOperation({ summary: 'Update tenant' })
+  update(@Param('id') id: string, @Body() updateTenantDto: Partial<CreateTenantDto>) {
+    return this.tenantsService.update(id, updateTenantDto);
+  }
+}

apps/api/src/modules/tenants/tenants.module.ts

@@ -0,0 +1,10 @@
+import { Module } from '@nestjs/common';
+import { TenantsController } from './tenants.controller';
+import { TenantsService } from './tenants.service';
+
+@Module({
+  controllers: [TenantsController],
+  providers: [TenantsService],
+  exports: [TenantsService],
+})
+export class TenantsModule {}

apps/api/src/modules/tenants/tenants.service.ts

@@ -0,0 +1,52 @@
+import { Injectable, NotFoundException } from '@nestjs/common';
+import { PrismaService } from '../../database/prisma.service';
+import { CreateTenantDto } from './dto/create-tenant.dto';
+
+@Injectable()
+export class TenantsService {
+  constructor(private prisma: PrismaService) {}
+
+  async create(data: CreateTenantDto) {
+    return this.prisma.tenant.create({
+      data: {
+        name: data.name,
+        slug: data.slug,
+        status: 'active',
+      },
+    });
+  }
+
+  async findAll() {
+    return this.prisma.tenant.findMany({
+      include: {
+        _count: {
+          select: { users: true, orders: true, services: true },
+        },
+      },
+    });
+  }
+
+  async findOne(id: string) {
+    const tenant = await this.prisma.tenant.findUnique({
+      where: { id },
+      include: {
+        users: true,
+        orders: { take: 10, orderBy: { createdAt: 'desc' } },
+        services: { take: 10, orderBy: { createdAt: 'desc' } },
+      },
+    });
+
+    if (!tenant) {
+      throw new NotFoundException(`Tenant ${id} not found`);
+    }
+
+    return tenant;
+  }
+
+  async update(id: string, data: Partial<CreateTenantDto>) {
+    return this.prisma.tenant.update({
+      where: { id },
+      data,
+    });
+  }
+}

apps/api/src/modules/users/users.controller.ts

@@ -0,0 +1,23 @@
+import { Controller, Get, Param } from '@nestjs/common';
+import { ApiTags, ApiOperation } from '@nestjs/swagger';
+import { UsersService } from './users.service';
+
+@ApiTags('users')
+@Controller('users')
+export class UsersController {
+  constructor(private readonly usersService: UsersService) {}
+
+  @Get()
+  @ApiOperation({ summary: 'Get all users' })
+  findAll() {
+    const tenantId = 'mock-tenant-id';
+    return this.usersService.findAll(tenantId);
+  }
+
+  @Get(':id')
+  @ApiOperation({ summary: 'Get user by ID' })
+  findOne(@Param('id') id: string) {
+    const tenantId = 'mock-tenant-id';
+    return this.usersService.findOne(id, tenantId);
+  }
+}

apps/api/src/modules/users/users.module.ts

@@ -0,0 +1,10 @@
+import { Module } from '@nestjs/common';
+import { UsersController } from './users.controller';
+import { UsersService } from './users.service';
+
+@Module({
+  controllers: [UsersController],
+  providers: [UsersService],
+  exports: [UsersService],
+})
+export class UsersModule {}

apps/api/src/modules/users/users.service.ts

@@ -0,0 +1,21 @@
+import { Injectable } from '@nestjs/common';
+import { PrismaService } from '../../database/prisma.service';
+
+@Injectable()
+export class UsersService {
+  constructor(private prisma: PrismaService) {}
+
+  async findAll(tenantId: string) {
+    return this.prisma.user.findMany({
+      where: { tenantId },
+      include: { roles: true },
+    });
+  }
+
+  async findOne(id: string, tenantId: string) {
+    return this.prisma.user.findFirst({
+      where: { id, tenantId },
+      include: { roles: true, orders: true },
+    });
+  }
+}

apps/api/tsconfig.json

@@ -0,0 +1,28 @@
+{
+  "extends": "../../tsconfig.json",
+  "compilerOptions": {
+    "module": "commonjs",
+    "declaration": true,
+    "removeComments": true,
+    "emitDecoratorMetadata": true,
+    "experimentalDecorators": true,
+    "allowSyntheticDefaultImports": true,
+    "target": "ES2021",
+    "sourceMap": true,
+    "outDir": "./dist",
+    "baseUrl": "./",
+    "incremental": true,
+    "skipLibCheck": true,
+    "strictNullChecks": false,
+    "noImplicitAny": false,
+    "strictBindCallApply": false,
+    "forceConsistentCasingInFileNames": false,
+    "noFallthroughCasesInSwitch": false,
+    "paths": {
+      "@sdi/database": ["../../packages/database/src"],
+      "@sdi/shared-types": ["../../packages/shared-types/src"]
+    }
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules", "dist", "test"]
+}