add 站点图标缓存

app/db/models/siteicon.py

@@ -0,0 +1,19 @@
+from sqlalchemy import Column, Integer, String, Sequence
+from sqlalchemy.orm import Session
+
+from app.db.models import Base
+
+
+class SiteIcon(Base):
+    """
+    站点图标表
+    """
+    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    name = Column(String, nullable=False)
+    domain = Column(String, index=True)
+    url = Column(String, nullable=False)
+    base64 = Column(String)
+
+    @staticmethod
+    def get_by_domain(db: Session, domain: str):
+        return db.query(SiteIcon).filter(SiteIcon.domain == domain).first()