diff --git a/identityserver/AspIdUsers.db b/identityserver/AspIdUsers.db
index 4a4fd3b..03fb02d 100644
Binary files a/identityserver/AspIdUsers.db and b/identityserver/AspIdUsers.db differ
diff --git a/identityserver/AspIdUsers.db-wal b/identityserver/AspIdUsers.db-wal
deleted file mode 100644
index c5b352d..0000000
Binary files a/identityserver/AspIdUsers.db-wal and /dev/null differ
diff --git a/ui/ParOidcEvents.cs b/ui/ParOidcEvents.cs
index f8874f5..257eb0a 100644
--- a/ui/ParOidcEvents.cs
+++ b/ui/ParOidcEvents.cs
@@ -6,6 +6,11 @@
 
 namespace WebCodeFlowPkceClient;
 
+/// <summary>
+/// original code src:
+/// https://github.com/DuendeSoftware/IdentityServer
+/// </summary>
+
 public class ParOidcEvents(HttpClient httpClient, IDiscoveryCache discoveryCache, ILogger<ParOidcEvents> logger, IConfiguration configuration) : OpenIdConnectEvents
 {
     private readonly HttpClient _httpClient = httpClient;