We only have one member of staff who might be interested is that enough?
If the framework delivers tangible benefits to your students and staff then it will grow of its own accord. So start with one child and the web tool, or one teacher and a team of four children.
However small you start this is personalisation piece by piece.
We have found that two teachers working together with a group of 30 students has resulted in a workload that is equivalent to less that one class worth of marking a week for each of them. This has been the most accelerated model so far.