Standardized field names for nutritional values in FoodItem model and throughout the codebase, changing 'fats_100g' to 'fat_100', 'saturated_fats_100g' to 'saturated_fat_100', and similar updates for other fields. Updated all references in models, templates, routes, and seed data to match the new naming convention for improved clarity and consistency.
Implemented routes and forms for adding and viewing food items by barcode, including templates for displaying and entering nutritional information. Enhanced the scan workflow to redirect to food item details or entry form. Added admin ability to delete food items. Improved UI for login and scan pages. Updated FoodItem model and form fields for consistency and accuracy.