Refactor DIExtensions.AddUserManager to Use Generic TDbContext for Improved Flexibility.

DigitalData.UserManager.API/Program.cs

@@ -38,6 +38,10 @@ try {
             options.LogoutPath = "/api/auth/logout";
         });
 
+    builder.Services.AddDbContext<UserManagerDbContext>(options =>
+        options.UseSqlServer(builder.Configuration.GetConnectionString("DD_ECM_Connection"))
+        .EnableDetailedErrors());
+
     var allowedOrigins = builder.Configuration.GetSection("AllowedOrigins").Get<string[]>() ?? throw new InvalidOperationException("In appsettings there is no allowed origin.");
 
     builder.Services.AddCors(options =>
@@ -53,9 +57,7 @@ try {
     });
 
     //builder.Services.AddAutoMapper(typeof(DirectoryMappingProfile).Assembly);
-    builder.Services.AddUserManager(options =>
-        options.UseSqlServer(builder.Configuration.GetConnectionString("DD_ECM_Connection"))
-        .EnableDetailedErrors());
+    builder.Services.AddUserManager<UserManagerDbContext>();
 
     builder.Services.AddDirectorySearchService();