feat: foundation — Docker Compose, OTEL, shared types (#65)

Co-authored-by: Jason Woltje <jason@diversecanvas.com>
Co-committed-by: Jason Woltje <jason@diversecanvas.com>

apps/gateway/src/main.ts

@@ -1,16 +1,21 @@
+import './tracing.js';
 import 'reflect-metadata';
 import { NestFactory } from '@nestjs/core';
+import { Logger } from '@nestjs/common';
 import { FastifyAdapter, type NestFastifyApplication } from '@nestjs/platform-fastify';
 import { AppModule } from './app.module.js';
 
 async function bootstrap(): Promise<void> {
+  const logger = new Logger('Bootstrap');
   const app = await NestFactory.create<NestFastifyApplication>(AppModule, new FastifyAdapter());
 
-  await app.listen(4000, '0.0.0.0');
-  console.log('Gateway listening on port 4000');
+  const port = process.env['GATEWAY_PORT'] ?? 4000;
+  await app.listen(port as number, '0.0.0.0');
+  logger.log(`Gateway listening on port ${port}`);
 }
 
 bootstrap().catch((err: unknown) => {
-  console.error(err);
+  const logger = new Logger('Bootstrap');
+  logger.error('Fatal startup error', err instanceof Error ? err.stack : String(err));
   process.exit(1);
 });