Add Meal model

models/meal.py

@@ -0,0 +1,29 @@
+from sqlalchemy import Column, String, Integer, Float, DateTime, ForeignKey
+from sqlalchemy.orm import relationship
+from sqlalchemy.sql import func
+from sqlalchemy.dialects.postgresql import UUID
+from core.database import Base
+import uuid
+
+class Meal(Base):
+    __tablename__ = "meals"
+
+    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    name = Column(String, nullable=False)
+    description = Column(String, nullable=True)
+    price = Column(Float, nullable=False)
+    category_id = Column(UUID(as_uuid=True), ForeignKey('categories.id'), nullable=False)
+    created_at = Column(DateTime, default=func.now())
+    updated_at = Column(DateTime, default=func.now(), onupdate=func.now())
+
+    category = relationship("Category", back_populates="meals")
+
+class Category(Base):
+    __tablename__ = "categories"
+
+    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    name = Column(String, nullable=False, unique=True)
+    created_at = Column(DateTime, default=func.now())
+    updated_at = Column(DateTime, default=func.now(), onupdate=func.now())
+
+    meals = relationship("Meal", back_populates="category")