Revamp Done - Support for Individual and Jwellery module added

kifi-app/lib/features/inventory/domain/product.dart

@@ -41,7 +41,7 @@ class Product {
     this.size,
     this.priceCalcRule = 'MANUAL',
     this.autoCalculatePrice = false,
-    this.purityFactor = 1.0,
+    this.purityFactor,
     this.makingCharges = 0.0,
     this.makingChargesType = 'FLAT',
     this.wastagePercentage = 0.0,
@@ -72,8 +72,7 @@ class Product {
       autoCalculatePrice:
           json['autoCalculatePrice'] ?? json['auto_calculate_price'] ?? false,
       purityFactor:
-          (json['purityFactor'] ?? json['purity_factor'] as num?)?.toDouble() ??
-          1.0,
+          (json['purityFactor'] ?? json['purity_factor'] as num?)?.toDouble(),
       makingCharges:
           (json['makingCharges'] ?? json['making_charges'] as num?)
               ?.toDouble() ??