feat: 评测模块新增详情页与创建向导

新增 EvalTaskDetail 与逐样本结果类型，Mock 与适配器补充评测详情接口，路由注册详情页并将维度创建并入向导；EvalCreateView 改为分步向导（任务配置、规则设置、维度表单），新增 EvalDetailView 展示综合得分与样本判定，列表补充详情入口，配套两份回归脚本。

frontend/src/api/modules/eval.ts

@@ -1,9 +1,12 @@
 import { get, post, put, del } from '../request'
-import type { EvalTask, Dimension } from '@/types'
+import type { EvalTask, EvalTaskDetail, Dimension } from '@/types'
 
 /** 评测任务列表 */
 export const getEvalList = () => get<EvalTask[]>('/model-eval')
 
+/** 评测任务详情 */
+export const getEvalDetail = (id: string | number) => get<EvalTaskDetail>(`/model-eval/${id}`)
+
 /** 删除评测任务 */
 export const deleteEval = (id: string | number) => del(`/model-eval/${id}`)
 
@@ -17,7 +20,8 @@ export const getDimensionList = () => get<Dimension[]>('/dimension')
 export const getDimension = (id: string | number) => get<Dimension>(`/dimension/${id}`)
 
 /** 创建维度 */
-export const createDimension = (data: Partial<Dimension>) => post('/dimension', data)
+export const createDimension = (data: Partial<Dimension>) =>
+  post<{ id: string | number }>('/dimension', data)
 
 /** 编辑维度 */
 export const updateDimension = (id: string | number, data: Partial<Dimension>) =>