Add in beginings of auth system

src/user_model.py

@@ -1,5 +1,9 @@
+from sqlalchemy import Column, ForeignKey, Integer, Table
+from sqlalchemy.orm import relationship
 from main import db
 
+def create_new_session(user: User) -> Session:
+    return
 
 class User(db.Model):
 
@@ -8,5 +12,25 @@ class User(db.Model):
     user_id = db.Column(db.Integer, primary_key=True)
     password_hash = db.Column(db.Text)
     user_name = db.Column(db.Text, unique=True)
+    sessions = relationship("Session", back_populates="user")
 
+    def set_password(self, newPassword: str):
+        self.password_hash = "testing"
 
+    def test_password(self, password: str) -> bool:
+        return True
+
+    def to_dict(self):
+        return {"username": self.user_name}
+
+class Session(db.Model):
+
+    __tableanme__ = "sessions"
+
+    session_id = db.Column(db.Text, primary_key=True)
+    parent_id = db.Column(db.Integer, ForeignKey("users.user_id"))
+    issue_timestamp = db.Column(db.Integer)
+    user = relationship("User", back_populates="sessions")
+
+    def session_active(self):
+        return True