first commit

app/models/offer.py

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+from datetime import datetime, timezone
+from app.extensions import db
+
+class Offer(db.Model):
+    __tablename__ = 'offers'
+
+    id = db.Column(db.Integer, primary_key=True)
+    product_id = db.Column(db.String, nullable=False)
+    min_amount = db.Column(db.Float, nullable=False)
+    max_amount = db.Column(db.Float, nullable=False)
+    tenor = db.Column(db.Integer, nullable=False)
+    created_at = db.Column(db.DateTime, default=datetime.now(timezone.utc))
+    updated_at = db.Column(db.DateTime, default=datetime.now(timezone.utc), onupdate=datetime.now(timezone.utc))
+
+    def __repr__(self):
+        return f'<LoanOffer {self.id}>'