🏪 feat: Agent Marketplace

bugfix: Enhance Agent and AgentCategory schemas with new fields for category, support contact, and promotion status

refactored and moved agent category methods and schema to data-schema package

🔧 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

🔧 fix: Fixed agent actions access

feat: Add role-level permissions for agent sharing people picker

  - Add PEOPLE_PICKER permission type with VIEW_USERS and VIEW_GROUPS permissions
  - Create custom middleware for query-aware permission validation
  - Implement permission-based type filtering in PeoplePicker component
  - Hide people picker UI when user lacks permissions, show only public toggle
  - Support granular access: users-only, groups-only, or mixed search modes

refactor: Replace marketplace interface config with permission-based system

  - Add MARKETPLACE permission type to handle marketplace access control
  - Update interface configuration to use role-based marketplace settings (admin/user)
  - Replace direct marketplace boolean config with permission-based checks
  - Modify frontend components to use marketplace permissions instead of interface config
  - Update agent query hooks to use marketplace permissions for determining permission levels
  - Add marketplace configuration structure similar to peoplePicker in YAML config
  - Backend now sets MARKETPLACE permissions based on interface configuration
  - When marketplace enabled: users get agents with EDIT permissions in dropdown lists  (builder mode)
  - When marketplace disabled: users get agents with VIEW permissions  in dropdown lists (browse mode)

🔧 fix: Redirect to New Chat if No Marketplace Access and Required Agent Name Placeholder (#8213)

* Fix: Fix the redirect to new chat page if access to marketplace is denied

* Fixed the required agent name placeholder

---------

Co-authored-by: Atef Bellaaj <slalom.bellaaj@external.daimlertruck.com>

chore: fix tests, remove unnecessary imports

refactor: Implement permission checks for file access via agents

- Updated `hasAccessToFilesViaAgent` to utilize permission checks for VIEW and EDIT access.
- Replaced project-based access validation with permission-based checks.
- Enhanced tests to cover new permission logic and ensure proper access control for files associated with agents.
- Cleaned up imports and initialized models in test files for consistency.

refactor: Enhance test setup and cleanup for file access control

- Introduced modelsToCleanup array to track models added during tests for proper cleanup.
- Updated afterAll hooks in test files to ensure all collections are cleared and only added models are deleted.
- Improved consistency in model initialization across test files.
- Added comments for clarity on cleanup processes and test data management.

chore: Update Jest configuration and test setup for improved timeout handling

- Added a global test timeout of 30 seconds in jest.config.js.
- Configured jest.setTimeout in jestSetup.js to allow individual test overrides if needed.
- Enhanced test reliability by ensuring consistent timeout settings across all tests.

refactor: Implement file access filtering based on agent permissions

- Introduced `filterFilesByAgentAccess` function to filter files based on user access through agents.
- Updated `getFiles` and `primeFiles` functions to utilize the new filtering logic.
- Moved `hasAccessToFilesViaAgent` function from the File model to permission services, adjusting imports accordingly
- Enhanced tests to ensure proper access control and filtering behavior for files associated with agents.

fix: make support_contact field a nested object rather than a sub-document

refactor: Update support_contact field initialization in agent model

- Removed handling for empty support_contact object in createAgent function.
- Changed default value of support_contact in agent schema to undefined.

test: Add comprehensive tests for support_contact field handling and versioning

refactor: remove unused avatar upload mutation field and add informational toast for success

chore: add missing SidePanelProvider for AgentMarketplace and organize imports

fix: resolve agent selection race condition in marketplace HandleStartChat
- Set agent in localStorage before newConversation to prevent useSelectorEffects from auto-selecting previous agent

fix: resolve agent dropdown showing raw ID instead of agent info from URL

  - Add proactive agent fetching when agent_id is present in URL parameters
  - Inject fetched agent into agents cache so dropdowns display proper name/avatar
  - Use useAgentsMap dependency to ensure proper cache initialization timing
  - Prevents raw agent IDs from showing in UI when visiting shared agent links

Fix: Agents endpoint renamed to "My Agent" for less confusion with the Marketplace agents.

chore: fix ESLint issues and Test Mocks

ci: update permissions structure in loadDefaultInterface tests

- Refactored permissions for MEMORY and added new permissions for MARKETPLACE and PEOPLE_PICKER.
- Ensured consistent structure for permissions across different types.

feat:  support_contact validation to allow empty email strings

client/src/locales/en/translation.json

@@ -23,7 +23,7 @@
   "com_agents_mcp_trust_subtext": "Custom connectors are not verified by LibreChat",
   "com_agents_mcps_disabled": "You need to create an agent before adding MCPs.",
   "com_agents_missing_provider_model": "Please select a provider and model before creating an agent.",
-  "com_agents_name_placeholder": "Optional: The name of the agent",
+  "com_agents_name_placeholder": "The name of the agent",
   "com_agents_no_access": "You don't have access to edit this agent.",
   "com_agents_no_agent_id_error": "No agent ID found. Please ensure the agent is created first.",
   "com_agents_not_available": "Agent Not Available",
@@ -1097,6 +1097,7 @@
   "com_ui_update_mcp_error": "There was an error creating or updating the MCP.",
   "com_ui_update_mcp_success": "Successfully created or updated MCP",
   "com_ui_upload": "Upload",
+  "com_ui_upload_agent_avatar": "Successfully updated agent avatar",
   "com_ui_upload_code_files": "Upload for Code Interpreter",
   "com_ui_upload_delay": "Uploading \"{{0}}\" is taking more time than anticipated. Please wait while the file finishes indexing for retrieval.",
   "com_ui_upload_error": "There was an error uploading your file",
@@ -1207,9 +1208,7 @@
   "com_agents_link_copied": "Link copied",
   "com_agents_link_copy_failed": "Failed to copy link",
   "com_agents_more_options": "More options",
-  "com_agents_close": "Close",
   "com_agents_loading": "Loading...",
-  "com_agents_loading_description": "Loading agent description...",
   "com_agents_error_loading": "Error loading agents",
   "com_agents_error_searching": "Error searching agents",
   "com_agents_error_title": "Something went wrong",
@@ -1229,6 +1228,9 @@
   "com_agents_error_server_suggestion": "Please try again in a few moments.",
   "com_agents_error_search_title": "Search Error",
   "com_agents_error_category_title": "Category Error",
+  "com_agents_error_timeout_title": "Connection Timeout",
+  "com_agents_error_timeout_message": "The request took too long to complete.",
+  "com_agents_error_timeout_suggestion": "Please check your internet connection and try again.",
   "com_agents_search_no_results": "No agents found for \"{{query}}\"",
   "com_agents_category_empty": "No agents found in the {{category}} category",
   "com_agents_error_retry": "Try Again",
@@ -1245,5 +1247,8 @@
   "com_agents_no_results": "No agents found. Try another search term.",
   "com_agents_results_for": "Results for '{{query}}'",
   "com_nav_agents_marketplace": "Agent Marketplace",
-  "com_agents_marketplace_subtitle": "Discover and use powerful AI agents to enhance your workflows and productivity"
+  "com_agents_marketplace_subtitle": "Discover and use powerful AI agents to enhance your workflows and productivity",
+  "com_ui_agent_name_is_required": "Agent name is required",
+  "com_agents_missing_name": "Please type in a name before creating an agent."
 }
+