[ADD] Chapter 2&3 (Estate)

Completed the initial setup for the new Real Estate module.
Created the base directory structure and manifest.
Successfully installed the module.
Initialized model and model fields which generates tables using odoo ORM

Author: sopat-odoo

estate/__init__.py

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+from . import models

estate/__manifest__.py

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+{'name': 'Real Estate', 'depends': ['base']}

estate/models/__init__.py

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+from . import estate_property

estate/models/estate_property.py

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+from odoo import fields, models
+
+class EstateProperty(models.Model):
+    _name = "estate.property"
+    _description = "Real Estate Property" # Removes the terminal warning
+
+    # Required fields (not null in database)
+    name = fields.Char(required=True)
+    expected_price = fields.Float(required=True)
+
+    # Basic fields
+    description = fields.Text()
+    postcode = fields.Char()
+    date_availability = fields.Date()
+    selling_price = fields.Float()
+    bedrooms = fields.Integer()
+    living_area = fields.Integer()
+    facades = fields.Integer()
+    garage = fields.Boolean()
+    garden = fields.Boolean()
+    garden_area = fields.Integer()
+    
+    # Selection field (Dropdown)
+    garden_orientation = fields.Selection(
+        string='Orientation',
+        selection=[('north', 'North'), ('south', 'South'), ('east', 'East'), ('west', 'West')],
+        help="The direction the garden faces."
+    )