Request column names from server when loading table (#6375)

* Request column names from server when loading table

- As these are translated by the server, we can make use of them on the client side!
- Reduces duplication of translated titles

* Move tables up one level

* Cache translated table column names

* Clear table column cache whenever we change locale context

* Fix cache behavioue

* Enforce titleCase for table column names

* Refactor BuildOrder table

* Refactor Company table

* Refactor order tables

* More refactoring

- Refactoring more columns

* Update more tables

* Refactor BomTable

* Remove toTitleCase

- We will rely on the server-side translations!

* Remove debug messages

* Update src/frontend/src/tables/InvenTreeTable.tsx

Co-authored-by: Matthias Mair <code@mjmair.com>

* Cleanup

* Update docstring

* Cleanup

* Support nested fields with dot notation

- Powerful code reuse is powerful

* Complete refactor for BuildLine table

- Add some missing field descriptors on the backend

* Cleanup hooks a bit

* Update BomTable

* Allow table filters to make use of the same info

* Add ReferenceColumn helper

* Use queryParams when fetching table OPTIONS

- Required to ensure the same columns are fetched

* More refactoring

* Fix ProjectCodeTable

* Code cleanup

* Fix unused var

---------

Co-authored-by: Matthias Mair <code@mjmair.com>

InvenTree/build/serializers.py

@@ -1075,16 +1075,34 @@ class BuildLineSerializer(InvenTreeModelSerializer):
 
     quantity = serializers.FloatField()
 
+    bom_item = serializers.PrimaryKeyRelatedField(label=_('Bom Item'), read_only=True)
+
     # Foreign key fields
     bom_item_detail = BomItemSerializer(source='bom_item', many=False, read_only=True, pricing=False)
     part_detail = PartSerializer(source='bom_item.sub_part', many=False, read_only=True, pricing=False)
     allocations = BuildItemSerializer(many=True, read_only=True)
 
     # Annotated (calculated) fields
-    allocated = serializers.FloatField(read_only=True)
-    on_order = serializers.FloatField(read_only=True)
-    in_production = serializers.FloatField(read_only=True)
-    available_stock = serializers.FloatField(read_only=True)
+    allocated = serializers.FloatField(
+        label=_('Allocated Stock'),
+        read_only=True
+    )
+
+    on_order = serializers.FloatField(
+        label=_('On Order'),
+        read_only=True
+    )
+
+    in_production = serializers.FloatField(
+        label=_('In Production'),
+        read_only=True
+    )
+
+    available_stock = serializers.FloatField(
+        label=_('Available Stock'),
+        read_only=True
+    )
+
     available_substitute_stock = serializers.FloatField(read_only=True)
     available_variant_stock = serializers.FloatField(read_only=True)
     total_available_stock = serializers.FloatField(read_only=True)