fix: address code review feedback — remove unused imports and redundant type annotations

Agent-Logs-Url: https://github.com/objectstack-ai/objectui/sessions/8ec8d511-2e2b-4185-b2a5-feb9ceff4489

Co-authored-by: xuyushun441-sys <255036401+xuyushun441-sys@users.noreply.github.com>

Author: Copilot

apps/console/src/config/metadataTypeRegistry.ts

@@ -18,8 +18,6 @@
  * @module config/metadataTypeRegistry
  */
 
-import type { ComponentType } from 'react';
-
 // ---------------------------------------------------------------------------
 // Types
 // ---------------------------------------------------------------------------

apps/console/src/pages/system/SystemHubPage.tsx

@@ -33,7 +33,7 @@ import {
 } from 'lucide-react';
 import { useAdapter } from '../../context/AdapterProvider';
 import { useMetadata } from '../../context/MetadataProvider';
-import { getHubMetadataTypes, type MetadataTypeConfig } from '../../config/metadataTypeRegistry';
+import { getHubMetadataTypes } from '../../config/metadataTypeRegistry';
 
 interface HubCard {
   title: string;
@@ -118,7 +118,7 @@ export function SystemHubPage() {
   useEffect(() => { fetchCounts(); }, [fetchCounts]);
 
   // Build metadata-type cards dynamically from registry
-  const metadataTypeCards: HubCard[] = getHubMetadataTypes().map((cfg: MetadataTypeConfig) => {
+  const metadataTypeCards: HubCard[] = getHubMetadataTypes().map((cfg) => {
     const href = cfg.hasCustomPage && cfg.customRoute
       ? `${basePath}${cfg.customRoute}`
       : `${basePath}/system/metadata/${cfg.type}`;