init

app/db/models.py

@@ -0,0 +1,15 @@
+from sqlalchemy import Column, Integer, String, Text, DateTime
+from sqlalchemy.ext.declarative import declarative_base
+
+Base = declarative_base()
+
+class News(Base):
+    __tablename__ = 'news'
+    
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    title = Column(String(255), nullable=False)
+    content = Column(Text, nullable=True)
+    url = Column(String(255), nullable=False, unique=True)
+    source = Column(String(50), nullable=True)
+    publish_time = Column(DateTime, nullable=True)
+    created_at = Column(DateTime, nullable=False)