Improve mrp_subcontracting_usability: add fields in views, domain on subcontractor_ids M2M field on mrp.bom.

mrp_subcontracting_usability/models/mrp_bom.py

@@ -0,0 +1,11 @@
+# Copyright 2024 Akretion France (https://www.akretion.com/)
+# @author: Alexis de Lattre <alexis.delattre@akretion.com>
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from odoo import fields, models
+
+
+class MrpBom(models.Model):
+    _inherit = 'mrp.bom'
+
+    subcontractor_ids = fields.Many2many(domain=[('parent_id', '=', False)])