Much as it would be totally in character for Starmers Labour, that is not what's happening here.
Dying To Work charter aims to protect terminally ill people from dismissal and give them flexible work conditions. Civil Services signing up to it, boosting the total number of protected employees from 1.5 mln to 3.5 mln, is a very good thing.
Here's how it started: https://www.youtube.com/watch?v=OEf21fpcDjI
The example charter: https://www.dyingtowork.co.uk/wp-content/uploads/2017/09/Example-Charter.pdf
This is a classic example of labour struggle, fighting for the working rights of vulnerable people. It's a Trade Union Congress initiative, all the UK unions support it and you should too.