- Add POST /user/install endpoint handling Evotor app install/uninstall events: uninstall suspends the user and marks connection offline; reinstall reactivates a suspended account - Exclude admin and system role users from refresh_catalog, refresh_vk_catalog, and mirror_to_vk periodic tasks by joining users table and filtering role = 'user' Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>