Store original planned date of requested internal shipments and productions

Closes #14477

modules/stock_supply/CHANGELOG

@@ -1,3 +1,4 @@
+* Store original planned date of requested internal shipments
 
 Version 7.8.0 - 2025-12-15
 --------------------------

modules/stock_supply/shipment.py

@@ -159,6 +159,7 @@ class ShipmentInternal(ModelSQL, ModelView):
                     from_location=from_location,
                     to_location=to_location,
                     planned_date=date,
+                    origin_planned_date=date,
                     state='request',
                     )
                 shipment_moves = []
@@ -170,6 +171,7 @@ class ShipmentInternal(ModelSQL, ModelView):
                             from_location=from_location,
                             to_location=to_location,
                             planned_date=date,
+                            origin_planned_date=date,
                             product=product,
                             quantity=qty,
                             unit=product.default_uom,

modules/stock_supply_production/CHANGELOG

@@ -1,3 +1,4 @@
+* Store original planned date of requested production
 
 Version 7.8.0 - 2025-12-15
 --------------------------

modules/stock_supply_production/production.py

@@ -181,6 +181,7 @@ class Production(metaclass=PoolMeta):
             origin = 'stock.order_point,-1'
         return cls(
             planned_date=date,
+            origin_planned_date=date,
             company=company,
             warehouse=warehouse,
             location=warehouse.production_location,