Hi @Anonymous
The From value of Create HTML table should be filled with the body of the filter array.

I created a simple Flow, you can refer to as below:
This is my file library:

Flow in details:

Expression:formatDateTime(item()?['SDSExpiryDate'],'yyyy-MM-dd')
Expression:addDays(utcNow(),-1,'yyyy-MM-dd')



After flow runs, I will receive notification as below:

Hope the content above may help you.
Best Regards
If my solution helps, then please consider Accept it as the solution to help the other members find it more quickly.