can we create task or dispatch action for auto check in of the files.
Yes, you can do it with Dispatch, however, I typically caution against using Dispatch for automation as there is no 'error handling'. (Like in .NET try...catch...etc)
Also, it can be daunting for a support person to figure out what is going on when trying to troubleshoot other issues.
Now, having said that, it can be done with Dispatch as shown in the attached example and video.
Retrieving data ...