🔧 fix: Merge and Rebase Conflicts

- Move AgentCategory from api/models to @packages/data-schemas structure
  - Add schema, types, methods, and model following codebase conventions
  - Implement auto-seeding of default categories during AppService startup
  - Update marketplace controller to use new data-schemas methods
  - Remove old model file and standalone seed script

refactor: unify agent marketplace to single endpoint with cursor pagination

  - Replace multiple marketplace routes with unified /marketplace endpoint
  - Add query string controls: category, search, limit, cursor, promoted, requiredPermission
  - Implement cursor-based pagination replacing page-based system
  - Integrate ACL permissions for proper access control
  - Fix ObjectId constructor error in Agent model
  - Update React components to use unified useGetMarketplaceAgentsQuery hook
  - Enhance type safety and remove deprecated useDynamicAgentQuery
  - Update tests for new marketplace architecture
  -Known issues:
  see more button after category switching + Unit tests

feat: add icon property to ProcessedAgentCategory interface

- Add useMarketplaceAgentsInfiniteQuery and useGetAgentCategoriesQuery to client/src/data-provider/Agents/
  - Replace manual pagination in AgentGrid with infinite query pattern
  - Update imports to use local data provider instead of librechat-data-provider
  - Add proper permission handling with PERMISSION_BITS.VIEW/EDIT constants
  - Improve agent access control by adding requiredPermission validation in backend
  - Remove manual cursor/state management in favor of infinite query built-ins
  - Maintain existing search and category filtering functionality

refactor: consolidate agent marketplace endpoints into main agents API and improve data management consistency

  - Remove dedicated marketplace controller and routes, merging functionality into main agents v1 API
  - Add countPromotedAgents function to Agent model for promoted agents count
  - Enhance getListAgents handler with marketplace filtering (category, search, promoted status)
  - Move getAgentCategories from marketplace to v1 controller with same functionality
  - Update agent mutations to invalidate marketplace queries and handle multiple permission levels
  - Improve cache management by updating all agent query variants (VIEW/EDIT permissions)
  - Consolidate agent data access patterns for better maintainability and consistency
  - Remove duplicate marketplace route definitions and middleware

selected view only agents injected in the drop down

fix: remove minlength validation for support contact name in agent schema

feat: add validation and error messages for agent name in AgentConfig and AgentPanel

fix: update agent permission check logic in AgentPanel to simplify condition

Fix linting WIP

Fix Unit tests WIP

ESLint fixes

eslint fix

refactor: enhance isDuplicateVersion function in Agent model for improved comparison logic

- Introduced handling for undefined/null values in array and object comparisons.
- Normalized array comparisons to treat undefined/null as empty arrays.
- Added deep comparison for objects and improved handling of primitive values.
- Enhanced projectIds comparison to ensure consistent MongoDB ObjectId handling.

refactor: remove redundant properties from IAgent interface in agent schema

chore: update localization for agent detail component and clean up imports

ci: update access middleware tests

chore: remove unused PermissionTypes import from Role model

ci: update AclEntry model tests

ci: update button accessibility labels in AgentDetail tests

refactor: update exhaustive dep. lint warning

client/src/hooks/Nav/useSideNavLinks.ts

@@ -1,11 +1,5 @@
 import { useMemo } from 'react';
-import {
-  MessageSquareQuote,
-  ArrowRightToLine,
-  Settings2, Database,
-  Bookmark,
-  LayoutGrid,
-} from 'lucide-react';
+import { MessageSquareQuote, ArrowRightToLine, Settings2, Database, Bookmark } from 'lucide-react';
 import {
   isAssistantsEndpoint,
   isAgentsEndpoint,
@@ -27,7 +21,6 @@ import FilesPanel from '~/components/SidePanel/Files/Panel';
 import MCPPanel from '~/components/SidePanel/MCP/MCPPanel';
 import { useGetStartupConfig } from '~/data-provider';
 import { useHasAccess } from '~/hooks';
-import { useNavigate } from 'react-router-dom';
 
 export default function useSideNavLinks({
   hidePanel,
@@ -44,7 +37,6 @@ export default function useSideNavLinks({
   interfaceConfig: Partial<TInterfaceConfig>;
   endpointsConfig: TEndpointsConfig;
 }) {
-  const navigate = useNavigate();
   const hasAccessToPrompts = useHasAccess({
     permissionType: PermissionTypes.PROMPTS,
     permission: Permissions.USE,