fronted: login

back/ServicesExtensions/DdContextOptionsBuilderExtensions.cs

@@ -49,7 +49,9 @@ public static partial class DbContextOptionsBuilderExtensions
 
     public static void UseDatabaseConfig(this DbContextOptionsBuilder options, DatabaseConfig config) 
     {
-        if(!Enum.TryParse(Enum.GetName(typeof(DatabaseProvider), config.Provider)?.ToLowerInvariant(), out DatabaseProvider provider))
+        var providerName = Enum.GetNames<DatabaseProvider>()
+            .FirstOrDefault(name => name.Equals(config.Provider, StringComparison.InvariantCultureIgnoreCase));
+        if (!Enum.TryParse(providerName, out DatabaseProvider provider))
         {
             throw new InvalidOperationException($"Unsupported database provider: {config.Provider} -- Supported providers are: {SupportedDbs()}");
         }