feat(default): reorganize system settings pricing UI

Refine the default system settings structure and model pricing editor so pricing configuration is easier to scan and edit.

web/default/src/hooks/use-sidebar-config.ts

@@ -96,7 +96,7 @@ const URL_TO_CONFIG_MAP: Record<string, { section: string; module: string }> = {
   '/redemption-codes': { section: 'admin', module: 'redemption' },
   '/subscriptions': { section: 'admin', module: 'subscription' },
   '/system-settings': { section: 'admin', module: 'setting' },
-  '/system-settings/general': { section: 'admin', module: 'setting' },
+  '/system-settings/site': { section: 'admin', module: 'setting' },
 }
 
 /**

web/default/src/hooks/use-sidebar-data.ts

@@ -129,7 +129,7 @@ export function useSidebarData(): SidebarData {
           },
           {
             title: t('System Settings'),
-            url: '/system-settings/general',
+            url: '/system-settings/site',
             activeUrls: ['/system-settings'],
             icon: Settings,
           },