Add task implementation

Sources/RefdsShared/Resource/String/RefdsLocalizableKey.swift

@@ -14,4 +14,5 @@ public enum RefdsLocalizableKey: String {
     case riskHighDescription
     case riskWarningDescription
     case welcomeIntroduction
+    case refdsTask
 }

Sources/RefdsShared/Resource/String/en.lproj/Localizable.strings

@@ -20,3 +20,6 @@
 
 "welcomeIntroduction" = "Welcome to";
 
+// MARK: - Task
+
+"refdsTask" = "refds.task.%@";

Sources/RefdsShared/Resource/String/pt.lproj/Localizable.strings

@@ -19,3 +19,7 @@
 // MARK: - Welcome
 
 "welcomeIntroduction" = "Bem-vindo(a) ao";
+
+// MARK: - Task
+
+"refdsTask" = "refds.task.%@";

Sources/RefdsShared/Task/RefdsTask.swift

@@ -0,0 +1,32 @@
+import Foundation
+
+public final class RefdsTask {
+    private let group = DispatchGroup()
+    private let queue: DispatchQueue
+
+    static let shared = RefdsTask()
+
+    public init(
+        label: String = .someWord(),
+        qos: DispatchQoS = .unspecified,
+        attributes: DispatchQueue.Attributes = .concurrent
+    ) {
+        queue = DispatchQueue(
+            label: .refdsLocalizable(by: .refdsTask, with: label),
+            qos: qos,
+            attributes: attributes
+        )
+    }
+
+    public typealias ExecuteItem = () -> Void
+    public func execute(items: [ExecuteItem]) {
+        items.forEach { item in
+            group.enter()
+            queue.async {
+                item()
+                self.group.leave()
+            }
+        }
+        group.wait()
+    }
+}