Engaging trolls gives them only more power. But for the sake of hope in good faith, I can try.
Evangelicals could resort to extreme measures (violence, unwanted proselytization, bad faith arguments, etc.) If you ask them to shut up, they'll just not do so or leave entirely.
This is just a feature you could turn off. The rest of Docs would still be usable.
Yall are really getting inflamed over nothing. There are better ways to use your energy. You can just turn the feature off or not use the product. Comparing this to evangelicism dilutes the harm actually caused by evangelicals.