feat: 개발 모드 → 배포 모드 전환

- 프론트엔드+백엔드 단일 컨테이너로 통합 (Dockerfile)
- Fastify 정적 파일 서빙 + SPA fallback
- @fastify/static 추가
- Caddy 프록시 대상 변경 (traeon-frontend → traeon)
- 체크박스 w-5/w-0 CSS 충돌 수정

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.dockerignore

@@ -0,0 +1,9 @@
+node_modules
+frontend/node_modules
+backend/node_modules
+frontend/dist
+backend/dist
+logo
+docs
+.git
+*.md

Dockerfile

@@ -0,0 +1,20 @@
+FROM node:20-alpine
+WORKDIR /app
+
+# 프론트엔드 빌드
+COPY frontend/package*.json ./frontend/
+RUN cd frontend && npm install
+COPY frontend/ ./frontend/
+RUN cd frontend && npm run build
+
+# 백엔드
+COPY backend/package*.json ./backend/
+RUN cd backend && npm install --omit=dev
+COPY backend/ ./backend/
+
+# 프론트엔드 빌드 결과를 백엔드 dist로 복사
+RUN cp -r frontend/dist backend/dist
+
+WORKDIR /app/backend
+EXPOSE 80
+CMD ["node", "src/server.js"]

backend/Dockerfile

@@ -1,4 +1,21 @@
-# 개발 모드
-FROM node:20-alpine
+# 배포 모드
+FROM node:20-alpine AS base
 WORKDIR /app
-CMD ["sh", "-c", "npm install && npm run dev"]
+
+# 프론트엔드 빌드
+COPY frontend/package*.json ./frontend/
+RUN cd frontend && npm ci
+COPY frontend/ ./frontend/
+RUN cd frontend && npm run build
+
+# 백엔드
+COPY backend/package*.json ./backend/
+RUN cd backend && npm ci --production
+COPY backend/ ./backend/
+
+# 프론트엔드 빌드 결과를 백엔드 dist로 복사
+RUN cp -r frontend/dist backend/dist
+
+WORKDIR /app/backend
+EXPOSE 80
+CMD ["node", "src/server.js"]

backend/package.json

@@ -8,6 +8,7 @@
   },
   "dependencies": {
     "@fastify/cors": "^11.2.0",
+    "@fastify/static": "^8.0.0",
     "dayjs": "^1.11.13",
     "fastify": "^5.2.1",
     "fastify-plugin": "^5.0.1",

backend/src/app.js

@@ -1,10 +1,17 @@
+import fs from 'fs';
+import path from 'path';
+import { fileURLToPath } from 'url';
 import Fastify from 'fastify';
 import fastifyCors from '@fastify/cors';
+import fastifyStatic from '@fastify/static';
 import config from './config/index.js';
 import dbPlugin from './plugins/db.js';
 import trackerPlugin from './plugins/tracker.js';
 import routes from './routes/index.js';
 
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+
 export async function buildApp(opts = {}) {
   const fastify = Fastify({
     logger: {
@@ -33,5 +40,22 @@ export async function buildApp(opts = {}) {
     return { status: 'ok', timestamp: new Date().toISOString() };
   });
 
+  // 정적 파일 서빙 (프론트엔드 빌드 결과물)
+  const distPath = path.join(__dirname, '../dist');
+  if (fs.existsSync(distPath)) {
+    await fastify.register(fastifyStatic, {
+      root: distPath,
+      prefix: '/',
+    });
+
+    // SPA fallback
+    fastify.setNotFoundHandler((request, reply) => {
+      if (request.url.startsWith('/api/')) {
+        return reply.code(404).send({ error: 'Not found' });
+      }
+      return reply.sendFile('index.html');
+    });
+  }
+
   return fastify;
 }

docker-compose.yml

@@ -1,26 +1,11 @@
 services:
-  traeon-frontend:
-    build: ./frontend
-    container_name: traeon-frontend
-    labels:
-      - "com.centurylinklabs.watchtower.enable=false"
-    volumes:
-      - ./frontend:/app
-    depends_on:
-      - traeon-backend
-    networks:
-      - app
-    restart: unless-stopped
-
-  traeon-backend:
-    build: ./backend
-    container_name: traeon-backend
+  traeon:
+    build: .
+    container_name: traeon
     labels:
       - "com.centurylinklabs.watchtower.enable=false"
     env_file:
       - .env
-    volumes:
-      - ./backend:/app
     depends_on:
       - delivery-tracker
     networks:

frontend/Dockerfile

@@ -1,4 +1,7 @@
-# 개발 모드
-FROM node:20-alpine
+# 프론트엔드 빌드 전용
+FROM node:20-alpine AS build
 WORKDIR /app
-CMD ["sh", "-c", "npm install --include=dev && npm run dev -- --host 0.0.0.0"]
+COPY package*.json ./
+RUN npm ci
+COPY . .
+RUN npm run build

frontend/src/pages/MainPage.jsx

@@ -262,10 +262,10 @@ function MainPage({ showForm, setShowForm }) {
                         e.stopPropagation();
                         toggleCheck(parcel.id);
                       }}
-                      className={`w-5 h-5 rounded-md border-2 flex items-center justify-center shrink-0 transition-all duration-300 ${
+                      className={`h-5 rounded-md border-2 flex items-center justify-center shrink-0 transition-all duration-300 ${
                         deleteMode
-                          ? "opacity-100 scale-100 mr-0"
-                          : "opacity-0 scale-0 w-0 -mr-2"
+                          ? "w-5 opacity-100 scale-100 mr-0"
+                          : "w-0 opacity-0 scale-0 -mr-2"
                       } ${
                         deleteMode && checkedIds.has(parcel.id)
                           ? "bg-primary border-primary cursor-pointer"