Is Brighton Green Party attacking the unions?

This is about 3 weeks old, it has been sorted since then. [union] reps had a meeting with directors, HR, and Councillors a few weeks ago and raised our concerns about this news. One of the UNISON reps present had already got a letter telling him his facility time was being stopped. To be fair, the Greens were pretty outraged by this, (apparently they hadn't known about it) and Bill Randall (