Initial commit: AutonetSellCar platform with deployment system

- Frontend: Next.js 14 with TypeScript
- Backend: FastAPI with SQLAlchemy
- Agent: Carmodoo sync agent
- Deployment: Docker Compose based staging/production setup
- Scripts: Automated deployment with rollback support

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

backend/app/models/car.py

@@ -0,0 +1,110 @@
+from sqlalchemy import Column, Integer, String, BigInteger, Boolean, ForeignKey, DateTime, Text, DECIMAL
+from sqlalchemy.orm import relationship
+from sqlalchemy.sql import func
+from ..database import Base
+
+
+class CarMaker(Base):
+    __tablename__ = "car_makers"
+
+    id = Column(Integer, primary_key=True, index=True)
+    code = Column(String(10), unique=True, nullable=False, index=True)
+    name = Column(String(100), nullable=False)
+    name_en = Column(String(100))
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+
+    models = relationship("CarModel", back_populates="maker")
+    cars = relationship("Car", back_populates="maker")
+
+
+class CarModel(Base):
+    __tablename__ = "car_models"
+
+    id = Column(Integer, primary_key=True, index=True)
+    code = Column(String(10), nullable=False, index=True)
+    maker_id = Column(Integer, ForeignKey("car_makers.id"), nullable=False)
+    name = Column(String(100), nullable=False)
+    name_en = Column(String(100))
+
+    maker = relationship("CarMaker", back_populates="models")
+    cars = relationship("Car", back_populates="model")
+
+
+class Car(Base):
+    __tablename__ = "cars"
+
+    id = Column(Integer, primary_key=True, index=True)
+    source = Column(String(50), nullable=False, default="carmodoo")
+    source_id = Column(String(50), nullable=False, index=True)
+    source_key = Column(Text)
+
+    maker_id = Column(Integer, ForeignKey("car_makers.id"))
+    model_id = Column(Integer, ForeignKey("car_models.id"))
+    car_name = Column(String(200))
+
+    year = Column(Integer, index=True)
+    month = Column(Integer)
+    mileage = Column(Integer)
+    price_krw = Column(BigInteger, index=True)
+    margin_krw = Column(BigInteger, default=0)  # Korean margin amount in KRW
+    margin_mn = Column(BigInteger, default=0)   # Mongolian margin amount in KRW
+    price_usd = Column(DECIMAL(12, 2))
+    is_displayed = Column(Boolean, default=False, index=True)  # Show to users
+
+    fuel = Column(String(20))
+    transmission = Column(String(20))
+    color = Column(String(50))
+    displacement = Column(Integer)
+    car_number = Column(String(20))
+
+    seize_count = Column(Integer, default=0)
+    collateral_count = Column(Integer, default=0)
+
+    check_num = Column(String(50))
+    dealer_name = Column(String(100))
+    dealer_phone = Column(String(50))
+    shop_name = Column(String(100))
+    dealer_description = Column(Text)  # 딜러가 작성한 차량 상세설명 (한국어 원문)
+    dealer_description_en = Column(Text)  # 영어 번역
+    dealer_description_mn = Column(Text)  # 몽골어 번역
+    dealer_description_ru = Column(Text)  # 러시아어 번역
+
+    memo = Column(Text)
+
+    status = Column(String(20), default="active", index=True)
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
+    synced_at = Column(DateTime(timezone=True))
+
+    maker = relationship("CarMaker", back_populates="cars")
+    model = relationship("CarModel", back_populates="cars")
+    images = relationship("CarImage", back_populates="car", cascade="all, delete-orphan")
+    options = relationship("CarOption", back_populates="car", cascade="all, delete-orphan")
+    # inquiries relationship disabled due to schema mismatch - use raw SQL for inquiry operations
+    # inquiries = relationship("Inquiry", back_populates="car")
+    views = relationship("CarView", back_populates="car", cascade="all, delete-orphan")
+    performance_check = relationship("CarPerformanceCheck", back_populates="car", uselist=False, cascade="all, delete-orphan")
+    specification = relationship("CarSpecification", back_populates="car", uselist=False, cascade="all, delete-orphan")
+
+
+class CarImage(Base):
+    __tablename__ = "car_images"
+
+    id = Column(Integer, primary_key=True, index=True)
+    car_id = Column(Integer, ForeignKey("cars.id", ondelete="CASCADE"), nullable=False)
+    url = Column(String(500))
+    local_path = Column(String(500))
+    is_main = Column(Boolean, default=False)
+    sort_order = Column(Integer, default=0)
+
+    car = relationship("Car", back_populates="images")
+
+
+class CarOption(Base):
+    __tablename__ = "car_options"
+
+    id = Column(Integer, primary_key=True, index=True)
+    car_id = Column(Integer, ForeignKey("cars.id", ondelete="CASCADE"), nullable=False)
+    option_name = Column(String(100))
+
+    car = relationship("Car", back_populates="options")