fix: remove hardcoded 56M amounts — dynamic package pricing

- ActivationSection: load base package price via PackageService on init
- ClubMembershipContractDialog: dynamic package name/price in contract text

src/FrontOffice.Main/Pages/Club/Components/ActivationSection.razor.cs

@@ -10,6 +10,7 @@ public partial class ActivationSection : ComponentBase
     [Inject] private ClubMembershipService ClubService { get; set; } = default!;
     [Inject] private AuthService AuthService { get; set; } = default!;
     [Inject] private UserContract.UserContractClient UserContract { get; set; } = default!;
+    [Inject] private PackageService PackageService { get; set; } = default!;
 
     [Parameter] public EventCallback OnActivationSuccess { get; set; }
 
@@ -21,6 +22,18 @@ public partial class ActivationSection : ComponentBase
     private long _packageId = 1;
     private int _durationMonths = 1;
     private string? _activationCode;
+    private long _basePackagePrice;
+
+    protected override async Task OnInitializedAsync()
+    {
+        try
+        {
+            var packages = await PackageService.GetAllPackagesAsync();
+            var basePackage = packages.FirstOrDefault(p => p.IsBasePackage) ?? packages.FirstOrDefault();
+            _basePackagePrice = basePackage?.Price ?? 0;
+        }
+        catch { /* fallback to 0 */ }
+    }
 
     private async Task HandleActivateAsync()
     {
@@ -75,9 +88,8 @@ public partial class ActivationSection : ComponentBase
 
     private string GetEstimatedCost()
     {
-        // فرمول تقریبی: 56M per month (base amount from BFF implementation)
-        var baseAmount = 56_000_000;
-        var total = baseAmount * _durationMonths;
+        if (_basePackagePrice <= 0) return "در حال بارگذاری...";
+        var total = _basePackagePrice * _durationMonths;
         return $"{total:N0} تومان";
     }
 }