Create models.py

models.py

@@ -0,0 +1,16 @@
+from flask_sqlalchemy import SQLAlchemy
+
+db = SQLAlchemy()
+
+class User(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    username = db.Column(db.String(64), unique=True, nullable=False)
+    password_hash = db.Column(db.String(128), nullable=False)
+    searches = db.relationship('SearchHistory', backref='user', lazy=True)
+
+class SearchHistory(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    query = db.Column(db.String(512), nullable=False)
+    filters = db.Column(db.String(256), nullable=True)
+    timestamp = db.Column(db.DateTime, nullable=False)
+    user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)