增加获取课件分类接口

src/Hotline.Api/Controllers/Exam/SourcewareCategoryController.cs

@@ -69,5 +69,21 @@ namespace Hotline.Api.Controllers.Exam
             return sourcewareCategorys;
         }
 
+        /// <summary>
+        /// 获取课件分类
+        /// </summary>
+        /// <param name="id"></param>
+        /// <returns></returns>
+        [HttpGet(SourcewareCategoryRouteApi.Get)]
+        public async Task<SourcewareCategoryDto> Get(string id)
+        {
+            var sourcewareCategoryDto = await _sourcewareCategoryService.GetAsync(new EntityQueryRequest
+            {
+                Id =id
+            });
+
+            return sourcewareCategoryDto;
+        }
+
     }
 }