phase-7: code restructure

server/app.ts

@@ -0,0 +1,46 @@
+import Fastify from 'fastify';
+import cors from '@fastify/cors';
+import { ScreenerController } from './controllers/screener.controller';
+import { FinanceController } from './controllers/finance.controller';
+import { CallsController } from './controllers/calls.controller';
+import { AnalyzeController } from './controllers/analyze.controller';
+import { ScreenerEngine } from './services/ScreenerEngine';
+import { LLMAnalyst } from './services/LLMAnalyst';
+import { CatalystAnalyst } from './services/CatalystAnalyst';
+import { YahooFinanceClient } from './clients/YahooFinanceClient';
+import { MarketCallRepository } from './repositories/MarketCallRepository';
+import { PortfolioRepository } from './repositories/PortfolioRepository';
+import { noopLogger } from './utils/logger';
+
+interface BuildAppOptions {
+  logger?: boolean;
+}
+
+// ── Adding a new domain ───────────────────────────────────────────────────
+// 1. server/types/<domain>.model.ts          — define request/response shapes
+// 2. server/services/<Domain>.ts             — business logic
+// 3. server/controllers/<domain>.controller.ts — HTTP wiring (class + register)
+// 4. Register: new <Domain>Controller(...).register(app)  ← add below
+// ───────────────────────────────────────────────────────────────────────────
+export async function buildApp({ logger = true }: BuildAppOptions = {}) {
+  const app = Fastify({ logger });
+
+  await app.register(cors, {
+    origin: process.env.CLIENT_ORIGIN ?? 'http://localhost:5173',
+  });
+
+  const engine = new ScreenerEngine({ logger: noopLogger });
+
+  const yahoo = new YahooFinanceClient();
+  const llm = new LLMAnalyst({ logger: noopLogger });
+  const catalyst = new CatalystAnalyst({ logger: noopLogger });
+
+  new ScreenerController(engine).register(app);
+  new FinanceController(engine, new PortfolioRepository()).register(app);
+  new CallsController(new MarketCallRepository(), engine, yahoo).register(app);
+  new AnalyzeController(catalyst, llm).register(app);
+
+  app.get('/health', async () => ({ status: 'ok' }));
+
+  return app;
+}