feat(v3​.1​.0): add ​Store​Kit integration and ​Pro tier

• implement Purchase​Service using StoreKit 2
• activate feature tiers based on entitlement
• add minimal paywall and restore flow
• enforce free-tier limits with upgrade paths
• integrate Pro status into settings
• ensure clean and non-intrusive monetization flow

1 files changed, 3 insertions, 0 deletions

diff --git a/DomainDig/WatchlistView.swift b/DomainDig/WatchlistView.swift
index fcb5a16..b4e5011 100644
--- a/DomainDig/WatchlistView.swift
+++ b/DomainDig/WatchlistView.swift
@@ -4,6 +4,7 @@ struct WatchlistView: View {
     @Environment(\.appDensity) private var appDensity
     @Bindable var viewModel: DomainViewModel
     @Environment(\.dismiss) private var dismiss
+    @State private var purchaseService = PurchaseService.shared
     @State private var showWorkflowAddSheet = false
 
     private var pinnedDomains: [TrackedDomain] {
@@ -15,6 +16,8 @@ struct WatchlistView: View {
     }
 
     var body: some View {
+        let _ = purchaseService.currentTier
+
         List {
             if viewModel.batchLookupSource == .watchlistRefresh, (!viewModel.batchResults.isEmpty || viewModel.batchLookupRunning) {
                 Section("Refresh Progress") {