* Auto create conversation when the user starts
* Add conversation rename rule check
* Fix empty name during save
* Confirm deleting conversation
* Show warning if users don't select file when upload files in the File Index
* Feedback when user uploads duplicated file
* Limit the file types
* Fix valid username
* Allow login when username with leading and trailing whitespaces
* Improve the user
* Disable admin panel for non-admnin user
* Refresh user lists after creating/deleting users
* Auto logging in
* Clear admin information upon signing out
* Fix unable to receive uploaded filename that include special characters, like !@#$%^&*().pdf
* Set upload validation for FileIndex
* Improve user management UI/UIX
* Show extraction error when indexing file
* Return selected user -1 when signing out
* Fix default supported file types in file index
* Validate changing password
* Allow the selector to contain mulitple gradio components
* A more tolerable placeholder screen
* Allow chat suggestion box
* Increase concurrency limit
* Make adobe loader optional
* Use BaseReasoning
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Co-authored-by: trducng <trungduc1992@gmail.com>
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