Add auto save feature

[Ben-ADFA]

Ref. 3894

Issue Checklist

• I confirm that this feature request has not been previously suggested.
• I agree to follow the project's code of conduct.
• I have checked and verified that I am using the latest version of Code on the Go from GitHub or App Dev for All.

Additional terms

• I understand that feature requests are subject to evaluation and may not be implemented immediately.
• I agree to provide additional details if needed for a clearer understanding of the requested feature.

Feature description

From HK Hacker (@AloneHK7) on Telegram (please see screenshot for example):
https://t.me/CodeOnTheGoDiscussions/4492
"Add AutoSave  option in settings  10s,15s,30s"

Use Case

Any project that requires frequent saves

Benefits

Do not have to manually save as often