Defined the Locationable protocol in the library target.

Library/Sources/Public/Protocols/Locationable.swift

@@ -0,0 +1,21 @@
+import Foundation
+
+public protocol Locationable {
+    
+    // MARK: Properties
+    
+    var location: String? { get set }
+    
+}
+
+// MARK: - Locationable+Properties
+
+public extension Locationable {
+    
+    // MARK: Properties
+    
+    var locationURL: URL? {
+        location.flatMap { URL(fileURLWithPath: $0) }
+    }
+    
+}