[Feature] Add data export/import functionality

[Open-Source-you]

Is your feature request related to a problem? Please describe. Users may want to back up or transfer their project data.

Describe the solution you'd like Implement export/import features for user data and project settings.

Describe alternatives you've considered Manual database dumps, but UI-driven tools are safer for end users.

Additional context Data portability will increase trust and transparency.

[CWAbhi]

@Open-Source-you i would like to work in this issue

[CWAbhi]

@Open-Source-you I have created a Script which can be used across platform and tested it too Please check and merge it.