[enhancement] Stocktake updates (#11257)

* Allow part queryset to be passed to 'perform_stocktake' function

* Add new options to perform_stocktake

* Allow download of part stocktake snapshot data

* API endpoint for generating a stocktake entry

* Simplify code

* Generate report output

* Dashboard stocktake widget

- Generate stocktake snapshot from the dashboard

* Force stocktake entry for part

* Add docs

* Cleanup docs

* Update API version

* Improve efficiency of stocktake generation

* Error handling

* Add simple playwright test

* Fix typing

src/frontend/lib/enums/ApiEndpoints.tsx

@@ -120,6 +120,7 @@ export enum ApiEndpoints {
   part_pricing_internal = 'part/internal-price/',
   part_pricing_sale = 'part/sale-price/',
   part_stocktake_list = 'part/stocktake/',
+  part_stocktake_generate = 'part/stocktake/generate/',
   category_list = 'part/category/',
   category_tree = 'part/category/tree/',
   category_parameter_list = 'part/category/parameters/',