🛡️ fix: Enhance File Upload Security & Error Handling (#4705)

* 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

client/src/localization/languages/Eng.ts

@@ -222,6 +222,7 @@ export default {
   com_ui_latest_footer: 'Every AI for Everyone.',
   com_ui_enter: 'Enter',
   com_ui_submit: 'Submit',
+  com_ui_zoom: 'Zoom',
   com_ui_none_selected: 'None selected',
   com_ui_upload_success: 'Successfully uploaded file',
   com_ui_upload_error: 'There was an error uploading your file',