Defined the Core library in the Libraries package for the Locations target.

Apps/Locations/Libraries/Package.swift

@@ -11,6 +11,7 @@ let package = Package(
         .library(
             name: "Libraries",
             targets: [
+                "Core",
                 "Dependency",
                 "Locations",
                 "Persistence"
@@ -23,6 +24,10 @@ let package = Package(
             name: "APICore",
             dependencies: []
         ),
+        .target(
+            name: "Core",
+            dependencies: []
+        ),
         .target(
             name: "Dependency",
             dependencies: []
@@ -43,6 +48,12 @@ let package = Package(
                 "APICore"
             ]
         ),
+        .testTarget(
+            name: "CoreTests",
+            dependencies: [
+                "Core"
+            ]
+        ),
         .testTarget(
             name: "DependencyTests",
             dependencies: [