add requirements in Content Service ...

Interfaces/Controllers/IXContentProviderController.cs

@@ -0,0 +1,13 @@
+using System;
+using xTagService.Interfaces;
+using xContentService.Models.Dtos;
+using xContentService.Providers.Dtos;
+using xContentService.Models.Entities;
+
+namespace xContentService.Interfaces.Controllers
+{
+    public interface IXContentProviderController : IXBaseProvidedHasTagController<XContent, XContentDto, Guid, XContentDtoHub>
+    {
+        
+    }
+}

Interfaces/IXContentProvider.cs

@@ -1,7 +1,31 @@
+using System;
+using System.Threading;
+using xTagService.Interfaces;
+using System.Threading.Tasks;
+using xIdentityModels.Models;
+using xContentService.Models.Dtos;
+using xContentService.Providers.Dtos;
+using xContentService.Models.Entities;
+
 namespace xContentService.Interfaces
 {
-    public interface IXContentProvider
+    public interface IXContentProvider : IXBaseProvidedHasTag<XContent, XContentDto, Guid, XContentDtoHub>
     {
-
+        /// <summary>
+        /// Add an item values ...
+        /// </summary>
+        /// <param name="item"></param>
+        /// <param name="userInfo"></param>
+        /// <param name="connectionId"></param>
+        /// <param name="language"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public Task<XContentDto> Add(
+            XContentDto item,
+            XUserClaimsInfoDto userInfo = null,
+            string connectionId = null,
+            string language = null,
+            CancellationToken cancellationToken = default
+        );        
     }
 }