17fa65407c
- Added `price-info-card.component` to display total amount, tax, and payable amount. - Integrated price masking directive for formatted price display. - Created `categories.component` to list product categories with loading skeletons. - Implemented `grid-view.component` for displaying products in a grid layout. - Enhanced `products.component` to manage category selection and product display. - Introduced new models for product categories and stock responses. - Updated `main.service.ts` to fetch product categories and stock data. - Refactored `POSStore` to manage state for products, categories, and order items. - Added utility functions for price formatting and number normalization. - Included placeholder images for product and logo.