first commit

src/app.js

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+import Fastify from 'fastify';
+import { ZodError } from 'zod';
+import { loadConfig } from './config/env.js';
+import authPlugin from './plugins/auth.js';
+import mongoPlugin from './plugins/mongo.js';
+import staticPlugin from './plugins/static.js';
+import accessRoutes from './routes/access.routes.js';
+import importRoutes from './routes/import.routes.js';
+import recipeRoutes from './routes/recipe.routes.js';
+import { createSourceExtractor } from './services/extractors/index.js';
+import { ImageStorageService } from './services/image-storage.service.js';
+import { RecipeParserService } from './services/recipe-parser.service.js';
+import { AppError } from './utils/errors.js';
+
+function registerErrorHandling(app) {
+  app.setErrorHandler((error, request, reply) => {
+    if (error instanceof ZodError) {
+      return reply.code(400).send({
+        error: {
+          code: 'VALIDATION_ERROR',
+          message: error.issues[0]?.message ?? '입력값을 확인해 주세요.',
+          details: error.issues,
+        },
+      });
+    }
+
+    if (error instanceof AppError) {
+      if (error.statusCode >= 500) request.log.error({ error }, error.message);
+      return reply.code(error.statusCode).send({
+        error: { code: error.code, message: error.message },
+      });
+    }
+
+    request.log.error({ error }, '처리되지 않은 서버 오류');
+    return reply.code(500).send({
+      error: {
+        code: 'INTERNAL_ERROR',
+        message: '요청을 처리하지 못했습니다.',
+      },
+    });
+  });
+
+  app.setNotFoundHandler((_request, reply) => reply.code(404).send({
+    error: { code: 'NOT_FOUND', message: '요청한 경로를 찾을 수 없습니다.' },
+  }));
+}
+
+export async function buildApp({ config = loadConfig(), dependencies = {} } = {}) {
+  const app = Fastify({
+    logger: config.nodeEnv === 'test' ? false : { level: config.logLevel },
+    trustProxy: config.nodeEnv === 'production',
+  });
+  app.decorate('config', config);
+  registerErrorHandling(app);
+
+  if (
+    dependencies.allowedEmailRepository
+    && dependencies.recipeRepository
+    && dependencies.userRepository
+  ) {
+    app.decorate('allowedEmailRepository', dependencies.allowedEmailRepository);
+    app.decorate('recipeRepository', dependencies.recipeRepository);
+    app.decorate('userRepository', dependencies.userRepository);
+  } else {
+    await app.register(mongoPlugin, { config });
+  }
+
+  await app.register(authPlugin, {
+    config,
+    googleClient: dependencies.googleClient,
+  });
+
+  app.decorate(
+    'sourceExtractor',
+    dependencies.sourceExtractor ?? createSourceExtractor({ config }),
+  );
+  app.decorate(
+    'recipeParser',
+    dependencies.recipeParser ?? new RecipeParserService(config.minimax),
+  );
+  app.decorate(
+    'imageStorage',
+    dependencies.imageStorage ?? new ImageStorageService({ root: config.imageRoot }),
+  );
+
+  await app.register(accessRoutes);
+  await app.register(importRoutes);
+  await app.register(recipeRoutes);
+  await app.register(staticPlugin, { config });
+  await app.ready();
+  return app;
+}