Created a Settings Service

Created a Recent Service
Created a Resources Service
Code refactor
Updated tests

ModernKeePass/Services/ResourcesService.cs

@@ -0,0 +1,17 @@
+using Windows.ApplicationModel.Resources;
+using ModernKeePass.Interfaces;
+
+namespace ModernKeePass.Services
+{
+    public class ResourcesService: IResource
+    {
+        private const string ResourceFileName = "CodeBehind";
+        private readonly ResourceLoader _resourceLoader = ResourceLoader.GetForCurrentView();
+
+        public string GetResourceValue(string key)
+        {
+            var resource = _resourceLoader.GetString($"/{ResourceFileName}/{key}");
+            return resource;
+        }
+    }
+}