Begin adding Postgresql support instead of filesystem flat files

src/models.py

@@ -0,0 +1,18 @@
+from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy import Column, Integer, String, DateTime
+from sqlalchemy.dialects.postgresql import UUID
+import uuid
+
+Base = declarative_base()
+
+class Website(Base):
+
+    __tablename__ = 'websites'
+    id = Column(UUID(as_uuid=True), primary_key=True, default = uuid.uuid4)
+    url = Column(String)
+    text_content = Column(String)
+    html_content = Column(String)
+    first_crawl_date = Column(DateTime)
+    last_crawl_date = Column(DateTime)
+
+