feat: NAS(Synology) 배포 도구 및 마이그레이션 추가

- deploy/ 폴더: docker-compose.synology.yml, deploy.sh, package.sh
- NAS 배포 패키지 생성/전송/설치 자동화 스크립트
- 삭제 로그 테이블 마이그레이션 (018_add_deletion_log_table.sql)
- 사진 필드 마이그레이션 유틸리티 (migrate_add_photo_fields.py)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

deploy/docker-compose.synology.yml

@@ -0,0 +1,80 @@
+version: '3.8'
+
+services:
+  # PostgreSQL 데이터베이스
+  db:
+    image: postgres:15-alpine
+    container_name: m-project-db
+    restart: unless-stopped
+    environment:
+      POSTGRES_USER: ${POSTGRES_USER:-mproject}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
+      POSTGRES_DB: ${POSTGRES_DB:-mproject}
+      TZ: Asia/Seoul
+      PGTZ: Asia/Seoul
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+      - ./init-db:/docker-entrypoint-initdb.d
+    ports:
+      - "16432:5432"
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-mproject}"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+    networks:
+      - m-project-network
+
+  # FastAPI 백엔드
+  backend:
+    build: ./backend
+    container_name: m-project-backend
+    restart: unless-stopped
+    environment:
+      DATABASE_URL: postgresql://${POSTGRES_USER:-mproject}:${POSTGRES_PASSWORD}@db:5432/${POSTGRES_DB:-mproject}
+      SECRET_KEY: ${SECRET_KEY}
+      ALGORITHM: HS256
+      ACCESS_TOKEN_EXPIRE_MINUTES: 10080
+      ADMIN_USERNAME: ${ADMIN_USERNAME:-hyungi}
+      ADMIN_PASSWORD: ${ADMIN_PASSWORD}
+      TZ: Asia/Seoul
+    volumes:
+      - uploads:/app/uploads
+    ports:
+      - "16000:8000"
+    depends_on:
+      db:
+        condition: service_healthy
+    logging:
+      driver: "json-file"
+      options:
+        max-size: "10m"
+        max-file: "3"
+    networks:
+      - m-project-network
+
+  # Nginx 프론트엔드
+  nginx:
+    build: ./nginx
+    container_name: m-project-nginx
+    restart: unless-stopped
+    ports:
+      - "16080:80"
+    volumes:
+      - ./frontend:/usr/share/nginx/html:ro
+      - uploads:/app/uploads
+    depends_on:
+      - backend
+    networks:
+      - m-project-network
+
+volumes:
+  postgres_data:
+    driver: local
+  uploads:
+    driver: local
+
+networks:
+  m-project-network:
+    driver: bridge
+    name: m-project-network