It will be better if you install and start using the Hubitat Package Manager (HPM) for installing and updating HE community/custom drivers first.
These Tuya buttons are one of the most difficult devices to use with HE. There is one very important detail:
Before you attempt using the button in your automations, you must make sure that the button works OK first. So, now with the Tuya TS004F driver installed and manually assigned to your button, pair the device again to HE. You should see 'found an existing device' when paired again successfully. Then press the button, in the Current States you should see something like this:
Can you also post a screenshot of the Device Details 'Data' section? Should look like this :
