refactor: 将Data到ViewModel的转换由App转移至Server端

- 将逻辑转移到Server端后，简化前端逻辑

server/services/cms/solutionService.ts

@@ -0,0 +1,55 @@
+import {
+  toSolutionView,
+  toSolutionListView,
+} from '~~/server/mappers/solutionMapper';
+
+export const solutionService = {
+  async getSolutionList(locale: string) {
+    const query = await loadAssetAsString(
+      'assets/server',
+      'graphql/solutionList.graphql'
+    );
+    if (!query) {
+      throw createError({
+        statusCode: 500,
+        message: 'GraphQL query not found',
+      });
+    }
+
+    const data = await directus.query<{ solutions: Solution[] }>(query, {
+      locale: locale,
+    });
+
+    const solutions = data?.solutions || [];
+
+    return solutions.map((solution) => toSolutionListView(solution));
+  },
+  async getSolutionById(id: string, locale: string) {
+    const query = await loadAssetAsString(
+      'assets/server',
+      'graphql/solution.graphql'
+    );
+    if (!query) {
+      throw createError({
+        statusCode: 500,
+        message: 'GraphQL query not found',
+      });
+    }
+
+    const data = await directus.query<{ solutions_by_id: Solution }>(query, {
+      id: id,
+      locale: locale,
+    });
+
+    const solution = data?.solutions_by_id;
+
+    if (!solution || solution.status === 'archived') {
+      throw createError({
+        statusCode: 404,
+        statusMessage: 'Solution not found',
+      });
+    }
+
+    return toSolutionView(solution);
+  },
+};