models updated with lock values , course model has two group lock and professor lock options
serializers updated with new fields
admin panel updated for this new fields
signals configured to automatically lock/unlock the chatrooms related to courses based on the boolean values of course
to chat room page navigation shortcut is updated with unfold action buttons instead of html files
- Introduced `file_attachment` and `image_attachment` fields to the ChatMessage model with appropriate upload paths.
- Updated ChatMessageAdmin to display attachment status and previews in the admin interface.
- Added utility functions for thumbnail generation and video frame extraction.
- Created a migration to add new fields to the database.
- Enhanced UploadTmpSerializer to include thumbnail URL generation for uploaded images and videos.
Mohsen Taba
mortezaei
alireza