Modified TenderDetailHeader to conditionally display the estimated value container based on its presence

lib/views/detail/widgets/tender_detail_header.dart

@@ -199,20 +199,23 @@ class TenderDetailHeader extends StatelessWidget {
             ? Flag(countryCode: detail.countryCode!)
             : const Flag(countryCode: ''),
         const Spacer(),
-        Container(
+        Visibility(
-          height: 32.0.h(),
+          visible: detail.estimatedValue != null && detail.estimatedValue != 0,
-          padding: EdgeInsets.symmetric(horizontal: 16.0.w()),
+          child: Container(
-          decoration: BoxDecoration(
+            height: 32.0.h(),
-            color: AppColors.grey30,
+            padding: EdgeInsets.symmetric(horizontal: 16.0.w()),
-            borderRadius: BorderRadius.circular(8),
+            decoration: BoxDecoration(
-          ),
+              color: AppColors.grey30,
-          alignment: Alignment.center,
+              borderRadius: BorderRadius.circular(8),
-          child: Text(
+            ),
-            '${detail.estimatedValue?.formattedPrice} ${detail.currency ?? ''}',
+            alignment: Alignment.center,
-            style: TextStyle(
+            child: Text(
-              color: AppColors.grey60,
+              '${detail.estimatedValue?.formattedPrice} ${detail.currency ?? ''}',
-              fontSize: 16.0.sp(),
+              style: TextStyle(
-              fontWeight: FontWeight.w600,
+                color: AppColors.grey60,
+                fontSize: 16.0.sp(),
+                fontWeight: FontWeight.w600,
+              ),
             ),
           ),
         ),