Initial commit

backend/app/models/news.py

@@ -0,0 +1,25 @@
+from sqlalchemy import Column, Integer, String, Text, Float, DateTime, ForeignKey, Index
+from sqlalchemy.orm import relationship
+from sqlalchemy.sql import func
+
+from app.database import Base
+
+
+class NewsArticle(Base):
+    __tablename__ = "news_articles"
+
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    bill_id = Column(String, ForeignKey("bills.bill_id", ondelete="CASCADE"), nullable=False)
+    source = Column(String(200))
+    headline = Column(Text)
+    url = Column(String, unique=True)
+    published_at = Column(DateTime(timezone=True))
+    relevance_score = Column(Float, default=0.0)
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+
+    bill = relationship("Bill", back_populates="news_articles")
+
+    __table_args__ = (
+        Index("ix_news_articles_bill_id", "bill_id"),
+        Index("ix_news_articles_published_at", "published_at"),
+    )