feat: Implement Role-Based Access Control (RBAC) for search space resources.

-Introduce granular permissions for documents, chats, podcasts, and logs.
- Update routes to enforce permission checks for creating, reading, updating, and deleting resources. - Refactor user and search space interactions to align with RBAC model, removing ownership checks in favor of permission validation.

surfsense_web/components/sidebar/nav-main.tsx

@@ -43,6 +43,7 @@ export function NavMain({ items }: { items: NavItem[] }) {
 			Podcasts: "podcasts",
 			Logs: "logs",
 			Platform: "platform",
+			Team: "team",
 		};
 
 		const key = titleMap[title];