alt Hacker NewsI think you're seriously overreacting; you don't need to believe the same things that they do, all the CoC states is that if you want to engage with the community, you agree not to harass people. Every community has similar expectations; having it in a markdown just makes it more explicit.
Sure, you don't need to "believe" the same things they do, but if you are vocal about your ideals on Twitter, for instance, you are unwelcome.
"Don't publicly disagree with my ideals or I will use my little fiefdom to destroy you."