feat(ios): share extension ile Ratebubble iOS istemcisini ekle ve paylaşım akışını düzelt

ios/Ratebubble/Shared/SharedPayloadStore.swift

@@ -0,0 +1,31 @@
+import Foundation
+
+enum SharedConfig {
+    static var appGroupID: String {
+        Bundle.main.object(forInfoDictionaryKey: "APP_GROUP_ID") as? String
+            ?? "group.net.wisecolt.ratebubble"
+    }
+
+    static var appURLScheme: String {
+        Bundle.main.object(forInfoDictionaryKey: "APP_URL_SCHEME") as? String
+            ?? "ratebubble"
+    }
+}
+
+enum SharedKeys {
+    static let incomingURL = "incoming_shared_url"
+}
+
+enum SharedPayloadStore {
+    static func saveIncomingURL(_ url: String) {
+        guard let defaults = UserDefaults(suiteName: SharedConfig.appGroupID) else { return }
+        defaults.set(url, forKey: SharedKeys.incomingURL)
+        defaults.synchronize()
+    }
+
+    static func consumeIncomingURL() -> String? {
+        guard let defaults = UserDefaults(suiteName: SharedConfig.appGroupID) else { return nil }
+        defer { defaults.removeObject(forKey: SharedKeys.incomingURL) }
+        return defaults.string(forKey: SharedKeys.incomingURL)
+    }
+}