Implemented the Dependency property wrapper.

Libraries/Sources/DependencyService/Property Wrappers/Dependency.swift

@@ -0,0 +1,29 @@
+//
+//  Dependency.swift
+//  DependencyService
+//
+//  Created by Javier Cicchelli on 05/12/2022.
+//  Copyright © 2022 Röck+Cöde. All rights reserved.
+//
+
+@propertyWrapper
+public struct Dependency<D> {
+    
+    // MARK: Properties
+    
+    private let keyPath: WritableKeyPath<DependencyStore, D>
+    
+    // MARK: Computed
+    
+    public var wrappedValue: D {
+        get { DependencyStore[keyPath] }
+        set { DependencyStore[keyPath] = newValue }
+    }
+    
+    // MARK: Initialisers
+    
+    public init(_ keyPath: WritableKeyPath<DependencyStore, D>) {
+        self.keyPath = keyPath
+    }
+
+}