This update introduces several features within the stock service and controller, including creating new stock for a product, altering existing product stock, retrieving current stock, and managing product stocks with pagination.
This commit adds structured TODO comments to the transactions and stocks services and their associated controllers. Each TODO comment provides guidelines on what needs to be done next such as implementing CRUD operations and features specific to admin and users.
This commit introduces new nest.js modules for stocks, transactions and products, along with their respective services and controllers. These provide foundation for further feature development in these areas.
