* fix: sanitize filename in multer storage callback
* fix: ensure temporary image upload file is deleted after processing
* fix: prevent cleanup flag from being set to false before actually deleted
* refactor: user avatar, typing, use 'file' for formData instead of 'input', add disk storage, use localization
* fix: update Avatar component to include image dimensions in formData and refactor editor reference type
* fix: refactor avatar upload handling to use fs for file reading and enhance file validation
* fix: ensure temporary image upload file is deleted after processing
* fix: refactor avatar upload routes and handlers for agents and assistants, improve file handling and validation
* fix: improve audio file validation and cleanup
* fix: add filename sanitization utility and integrate it into multer storage configuration
* fix: update group project ID check for null and refactor delete prompt group response type
* fix: invalid access control for deleting prompt groups
* fix: add error handling and logging to checkBan middleware
* fix: catch conversation parsing errors
* chore: revert unnecessary height and width parameters from avatar upload
* chore: update librechat-data-provider version to 0.7.55
* style: ensure KaTeX can spread across visible space
