[ADD] estate: defined estate property model

. Create a model for properties with basic info, availability, and pricing.
. Include structural details and amenities like garden size and orientation.
. Require key fields such as name and expected price.
. Ensure data is saved properly via the ORM.

Author: satp-odoo

estate/__init__.py

@@ -0,0 +1 @@
+from . import models

estate/models/__init__.py

@@ -0,0 +1 @@
+from . import estate_property

estate/models/estate_property.py

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+from odoo import models, fields
+
+class EstateModel(models.Model):
+    _name = "estate.property"
+    _description = "Real Estate Advertisement Model"
+
+    name = fields.Char(required=True)
+    description = fields.Text()
+    postcode = fields.Char()
+    date_availability = fields.Date()
+    expected_price = fields.Float(required=True)
+    selling_price = fields.Float()
+    bedrooms = fields.Integer()
+    living_area = fields.Integer()
+    facades = fields.Integer()
+    garage = fields.Boolean()
+    garden = fields.Boolean()
+    garden_area = fields.Integer()
+    garden_orientation = fields.Selection(
+        string='Type',
+        selection=[('north', 'North'),('south', 'South'),('east', 'East'),('west', 'West')],
+    )