Ported progress from SPA and began scaffolding Identity UI.

Laid some groundwork in backend.

Began customizing Identity UI.

Props/Services/Modules/ShopAssemblyLoadContext.cs

@@ -0,0 +1,29 @@
+using System;
+using System.Reflection;
+using System.Runtime.Loader;
+using Microsoft.Extensions.DependencyModel;
+
+namespace Props.Services.Modules
+{
+    internal class ShopAssemblyLoadContext : AssemblyLoadContext
+    {
+        private AssemblyDependencyResolver resolver;
+
+        public ShopAssemblyLoadContext(string path)
+        {
+            resolver = new AssemblyDependencyResolver(path);
+        }
+
+        protected override Assembly Load(AssemblyName assemblyName)
+        {
+            string assemblyPath = resolver.ResolveAssemblyToPath(assemblyName);
+            return assemblyPath != null ? LoadFromAssemblyPath(assemblyPath) : null;
+        }
+
+        protected override IntPtr LoadUnmanagedDll(string unmanagedDllName)
+        {
+            string libPath = resolver.ResolveUnmanagedDllToPath(unmanagedDllName);
+            return libPath != null ? LoadUnmanagedDllFromPath(libPath) : IntPtr.Zero;
+        }
+    }
+}