fix: Marked all implementations as Obsolete

BREAKING CHANGE: Deprecated package

Author: NelsonBN

src/Response400ProblemDetailsAttribute.cs

@@ -1,4 +1,5 @@
-using Microsoft.AspNetCore.Http;
+using System;
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using PowerUtils.AspNetCore.ErrorHandler;
 
@@ -7,6 +8,7 @@ namespace PowerUtils.AspNetCore.Attributes
     /// <summary>
     /// Problem details response with status code 400 (BadRequest)
     /// </summary>
+    [Obsolete("This package has been discontinued because it never evolved, and the code present in this package does not justify its continuation. It is preferable to implement this code directly in the project if necessary.")]
     public class Response400ProblemDetailsAttribute : ProducesResponseTypeAttribute
     {
         public Response400ProblemDetailsAttribute() : base(typeof(ErrorProblemDetails), StatusCodes.Status400BadRequest) { }

src/Response401ProblemDetailsAttribute.cs

@@ -1,4 +1,5 @@
-using Microsoft.AspNetCore.Http;
+using System;
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using PowerUtils.AspNetCore.ErrorHandler;
 
@@ -7,6 +8,7 @@ namespace PowerUtils.AspNetCore.Attributes
     /// <summary>
     /// Problem details response with status code 401 (Unauthorized)
     /// </summary>
+    [Obsolete("This package has been discontinued because it never evolved, and the code present in this package does not justify its continuation. It is preferable to implement this code directly in the project if necessary.")]
     public class Response401ProblemDetailsAttribute : ProducesResponseTypeAttribute
     {
         public Response401ProblemDetailsAttribute() : base(typeof(ErrorProblemDetails), StatusCodes.Status401Unauthorized) { }

src/Response403ProblemDetailsAttribute.cs

@@ -1,4 +1,5 @@
-using Microsoft.AspNetCore.Http;
+using System;
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using PowerUtils.AspNetCore.ErrorHandler;
 
@@ -7,6 +8,7 @@ namespace PowerUtils.AspNetCore.Attributes
     /// <summary>
     /// Problem details response with status code 403 (Forbidden)
     /// </summary>
+    [Obsolete("This package has been discontinued because it never evolved, and the code present in this package does not justify its continuation. It is preferable to implement this code directly in the project if necessary.")]
     public class Response403ProblemDetailsAttribute : ProducesResponseTypeAttribute
     {
         public Response403ProblemDetailsAttribute() : base(typeof(ErrorProblemDetails), StatusCodes.Status403Forbidden) { }

src/Response404ProblemDetailsAttribute.cs

@@ -1,4 +1,5 @@
-using Microsoft.AspNetCore.Http;
+using System;
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using PowerUtils.AspNetCore.ErrorHandler;
 
@@ -7,6 +8,7 @@ namespace PowerUtils.AspNetCore.Attributes
     /// <summary>
     /// Problem details response with status code 404 (NotFound)
     /// </summary>
+    [Obsolete("This package has been discontinued because it never evolved, and the code present in this package does not justify its continuation. It is preferable to implement this code directly in the project if necessary.")]
     public class Response404ProblemDetailsAttribute : ProducesResponseTypeAttribute
     {
         public Response404ProblemDetailsAttribute() : base(typeof(ErrorProblemDetails), StatusCodes.Status404NotFound) { }

src/Response409ProblemDetailsAttribute.cs

@@ -1,4 +1,5 @@
-using Microsoft.AspNetCore.Http;
+using System;
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using PowerUtils.AspNetCore.ErrorHandler;
 
@@ -7,6 +8,7 @@ namespace PowerUtils.AspNetCore.Attributes
     /// <summary>
     /// Problem details response with status code 409 (Conflict)
     /// </summary>
+    [Obsolete("This package has been discontinued because it never evolved, and the code present in this package does not justify its continuation. It is preferable to implement this code directly in the project if necessary.")]
     public class Response409ProblemDetailsAttribute : ProducesResponseTypeAttribute
     {
         public Response409ProblemDetailsAttribute() : base(typeof(ErrorProblemDetails), StatusCodes.Status409Conflict) { }

src/Response413ProblemDetailsAttribute.cs

@@ -1,4 +1,5 @@
-using Microsoft.AspNetCore.Http;
+using System;
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using PowerUtils.AspNetCore.ErrorHandler;
 
@@ -7,6 +8,7 @@ namespace PowerUtils.AspNetCore.Attributes
     /// <summary>
     /// Problem details response with status code 413 (PayloadTooLarge)
     /// </summary>
+    [Obsolete("This package has been discontinued because it never evolved, and the code present in this package does not justify its continuation. It is preferable to implement this code directly in the project if necessary.")]
     public class Response413ProblemDetailsAttribute : ProducesResponseTypeAttribute
     {
         public Response413ProblemDetailsAttribute() : base(typeof(ErrorProblemDetails), StatusCodes.Status413PayloadTooLarge) { }

src/Response415ProblemDetailsAttribute.cs

@@ -1,4 +1,5 @@
-using Microsoft.AspNetCore.Http;
+using System;
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using PowerUtils.AspNetCore.ErrorHandler;
 
@@ -7,6 +8,7 @@ namespace PowerUtils.AspNetCore.Attributes
     /// <summary>
     /// Problem details response with status code 415 (UnsupportedMediaType)
     /// </summary>
+    [Obsolete("This package has been discontinued because it never evolved, and the code present in this package does not justify its continuation. It is preferable to implement this code directly in the project if necessary.")]
     public class Response415ProblemDetailsAttribute : ProducesResponseTypeAttribute
     {
         public Response415ProblemDetailsAttribute() : base(typeof(ErrorProblemDetails), StatusCodes.Status415UnsupportedMediaType) { }