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/vehicle_request.py

@@ -0,0 +1,106 @@
+from sqlalchemy import Column, Integer, String, Boolean, DateTime, ForeignKey, Text, JSON, Float
+from sqlalchemy.orm import relationship
+from sqlalchemy.sql import func
+from ..database import Base
+
+
+class VehicleRequest(Base):
+    """Track vehicle search requests from users"""
+    __tablename__ = "vehicle_requests"
+
+    id = Column(Integer, primary_key=True, index=True)
+    user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
+
+    # Search criteria
+    maker_code = Column(String(50))
+    maker_name = Column(String(100))
+    model_code = Column(String(50))
+    model_name = Column(String(100))
+    grade_code = Column(String(50))
+    grade_name = Column(String(100))
+    year_from = Column(Integer)
+    year_to = Column(Integer)
+    mileage_min = Column(Integer)
+    mileage_max = Column(Integer)
+    fuel = Column(String(50))  # 연료 타입 (휘발유, 경유, 하이브리드, LPG, 전기)
+    displacement_min = Column(Integer)  # 최소 배기량 (cc)
+    displacement_max = Column(Integer)  # 최대 배기량 (cc)
+
+    # CC payment for request submission
+    cc_paid = Column(Float, default=1.0)  # CC paid for this request (1 CC)
+
+    # Status: pending, reviewed, completed
+    status = Column(String(20), default="pending")
+    admin_reviewed_at = Column(DateTime(timezone=True))
+    admin_notes = Column(Text)
+
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    updated_at = Column(DateTime(timezone=True), onupdate=func.now())
+
+    # Relationships
+    user = relationship("User", backref="vehicle_requests")
+    recommended_vehicles = relationship("RequestVehicle", back_populates="request", cascade="all, delete-orphan")
+
+
+class RequestVehicle(Base):
+    """Vehicles recommended by admin for a user's request"""
+    __tablename__ = "request_vehicles"
+
+    id = Column(Integer, primary_key=True, index=True)
+    request_id = Column(Integer, ForeignKey("vehicle_requests.id"), nullable=False)
+
+    # Car data from Carmodoo (stored as JSON)
+    car_data = Column(JSON, nullable=False)
+
+    # Admin approval
+    is_approved = Column(Boolean, default=False)
+    approved_at = Column(DateTime(timezone=True))
+
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+
+    # Relationships
+    request = relationship("VehicleRequest", back_populates="recommended_vehicles")
+
+
+class PurchasedVehicle(Base):
+    """Track purchased vehicles and their shipping status"""
+    __tablename__ = "purchased_vehicles"
+
+    id = Column(Integer, primary_key=True, index=True)
+    user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
+
+    # Vehicle info
+    car_name = Column(String(200))
+    car_data = Column(JSON)  # Full car details
+    car_image = Column(String(500))  # Main image URL
+
+    # Price info
+    vehicle_price_krw = Column(Integer)
+    domestic_cost_krw = Column(Integer)
+    shipping_cost_usd = Column(Integer)
+    total_cost_krw = Column(Integer)
+    car_type = Column(String(20))  # small, compact
+
+    # Dealer selection and commission (50/50 split of Mongolia margin)
+    selected_dealer_id = Column(Integer, ForeignKey("dealer_info.id"), nullable=True)
+    dealer_commission_krw = Column(Integer, default=0)  # 50% of Mongolia margin
+    platform_commission_krw = Column(Integer, default=0)  # 50% of Mongolia margin
+    commission_paid = Column(Boolean, default=False)  # Whether commission has been paid
+    commission_paid_at = Column(DateTime(timezone=True))
+
+    # Shipping status: 1-5
+    # 1: Purchased, 2: Incheon Port, 3: In Transit, 4: Customs, 5: Delivered
+    shipping_status = Column(Integer, default=1)
+    status_updated_at = Column(DateTime(timezone=True))
+
+    # Location info
+    current_location = Column(String(200))
+    estimated_arrival = Column(DateTime(timezone=True))
+
+    # Timestamps
+    purchased_at = Column(DateTime(timezone=True), server_default=func.now())
+    delivered_at = Column(DateTime(timezone=True))
+
+    # Relationships
+    user = relationship("User", backref="purchased_vehicles")
+    selected_dealer = relationship("DealerInfo", backref="purchased_vehicles")