Feature Request: Go to previous card

[ImSingee]

Is your feature request related to a problem? Please describe.
Sometimes I may press the wrong shortcut key, and I want a way to reset my previous selection and select again.

Describe the solution you'd like
Add a shortcut to go to the previous card (and reset some of the card data to previous state)

[oflg]

This feature is really needed.

I plan to implement it in the next update.