add: product uploads

crates/core/src/model/products.rs

@@ -14,6 +14,8 @@ pub struct Product {
     pub dislikes: isize,
     pub product_type: ProductType,
     pub price: ProductPrice,
+    /// Optional uploads to accompany the product title and description. Maximum of 4.
+    pub uploads: Vec<usize>,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]
@@ -80,6 +82,7 @@ impl Product {
             dislikes: 0,
             product_type: r#type,
             price,
+            uploads: Vec::new(),
         }
     }
 }