Refactor database interactions to use SQLAlchemy ORM; update user and token management in api_security.py and user.py; add models for Items, Tokens, and User

models/models.py

@@ -0,0 +1,23 @@
+from sqlalchemy.orm import declarative_base
+from sqlalchemy import Column, String, Numeric, Integer
+
+
+Base = declarative_base()
+
+class Tokens(Base):
+    __tablename__ = "tokens"
+    tokens = Column(String(255), primary_key=True)
+    time = Column(String(255))
+    end_date = Column(String(255))
+
+class Items(Base):
+    __tablename__ = "luggage"
+    clothes = Column(String(50), primary_key=True)
+    weight = Column(Numeric(20, 2))
+    pieces = Column(Integer)
+
+class User(Base):
+    __tablename__ = "user"
+    username = Column(String(50), primary_key=True)
+    password = Column(String(255))
+    role = Column(String(50))