feat: add Integration Credentials CRUD and Deploy UI

Integration Credentials:
- Add IntegrationCredential model with encrypted payload
- Add full CRUD: ManageIntegrationCredentialsAction, 4 Tasks, Controller, Requests
- Add migration for integration_credentials table
- Add Vue pages: Index, Create, Edit
- AI tasks now read API keys from DB instead of .env
- Add sidebar menu item

Deploy UI:
- Add DeployTask with full deploy lifecycle management
- Extend DeployController with index, log, history endpoints
- Add Deploy/Index.vue with live polling and deploy log viewer
- Add sidebar menu item and QuickAction for Sveden

UI:
- Add 'key' icon to SidebarNavItem
- Change deploy button color to amber in Main.vue

resources/js/Pages/Dashboard/Components/shared/QuickActions.vue

@@ -76,6 +76,16 @@ export default {
           textClass: 'group-hover:text-amber-600',
           hoverClass: 'hover:border-amber-500/20 hover:bg-amber-500/5',
         },
+        {
+          route: 'dashboard.sveden',
+          label: 'Обновить Sveden',
+          desc: 'Заглушка для обновления',
+          icon: 'arrow-path',
+          bgClass: 'bg-cyan-500/10 group-hover:bg-cyan-500/20',
+          iconClass: 'text-cyan-600',
+          textClass: 'group-hover:text-cyan-600',
+          hoverClass: 'hover:border-cyan-500/20 hover:bg-cyan-500/5',
+        },
       ],
     };
   },