fix: improve type safety and error handling in arkts-development

- Replace Record<string, Object> with specific interface types for router params
- Add error handling catch block to list-page-template.ets
- Add clarification note for router.back() with params
- Improve type safety following ArkTS best practices

arkts-development/SKILL.md

@@ -96,7 +96,11 @@ router.replaceUrl({ url: 'pages/New' });
 router.back();
 
 // Get params
-const params = router.getParams() as Record<string, Object>;
+interface RouteParams {
+  id: number;
+  title?: string;
+}
+const params = router.getParams() as RouteParams;
 ```
 
 ## Network Request

arkts-development/assets/list-page-template.ets

@@ -28,6 +28,9 @@ struct {{PageName}} {
         { id: '1', title: 'Item 1', description: 'Description 1' },
         { id: '2', title: 'Item 2', description: 'Description 2' },
       ];
+    } catch (error) {
+      console.error('Failed to load items:', error);
+      // TODO: Show error message to user
     } finally {
       this.isLoading = false;
     }

arkts-development/references/api-reference.md

@@ -70,17 +70,24 @@ router.back({
   url: 'pages/HomePage',
   params: { result: 'success' }
 });
+// Note: Previous page receives params via router.getParams()
 ```
 
 ### Get Parameters
 
 ```typescript
+// Define expected params interface
+interface PageParams {
+  id: number;
+  title?: string;
+}
+
 // In target page
 aboutToAppear(): void {
-  const params = router.getParams() as Record<string, Object>;
+  const params = router.getParams() as PageParams;
   if (params) {
-    const id = params['id'] as number;
+    const id = params.id;
-    const title = params['title'] as string;
+    const title = params.title;
   }
 }
 ```