I recognize that La Palma isn’t an ideal site right now but the eruption will be over long before any kind of decision is made.
Kevin Hills runs a robotic observatory with a 0.5m Newtonian astrograph on my land. He has used it to do some very good science.
Between his dome and mine is a concrete pad with power and ethernet supplied to it. A few years ago a European university ran a robotic observatory from there.
Here is a view from above:
https://www.google.es/maps/@28.6418055,-17.8679749,125m/data=!3m1!1e3
or search for “Tacande Observatory”.
Just saying …