docs: backfill XML documentation across 756 files

Adds <summary>, <param>, <typeparam>, and <inheritdoc/> tags to public
members surfaced by commentchecker — resolves 5,847 of 5,869 issues
(99.6%) across three /fixdocs passes.

src/Server/ZB.MOM.WW.OtOpcUa.AdminUI/Clients/ServiceCollectionExtensions.cs

@@ -3,8 +3,13 @@ using ZB.MOM.WW.OtOpcUa.Commons.Interfaces;
 
 namespace ZB.MOM.WW.OtOpcUa.AdminUI.Clients;
 
+/// <summary>Service collection extensions for Admin UI client registration.</summary>
 public static class ServiceCollectionExtensions
 {
+    /// <summary>
+    ///     Registers the Admin UI client services in the dependency injection container.
+    /// </summary>
+    /// <param name="services">The service collection to register clients into.</param>
     public static IServiceCollection AddOtOpcUaAdminClients(this IServiceCollection services)
     {
         services.AddScoped<IAdminOperationsClient, AdminOperationsClient>();