[IMP] stock_picking_batch_custom: add home_delivery indicator to move line view

Add related field home_delivery on stock.move.line from picking_id,
and expose it in the batch move line list view as an optional boolean toggle.

stock_picking_batch_custom/models/stock_move_line.py

@@ -23,6 +23,11 @@ class StockMoveLine(models.Model):
         copy=False,
     )
 
+    home_delivery = fields.Boolean(
+        related="picking_id.home_delivery",
+        readonly=True,
+    )
+
     consumer_group_id = fields.Many2one(
         comodel_name="res.partner",
         compute="_compute_consumer_group_id",