What is the ruling on forming a committee for enjoining good and forbidding evil to unify and organize efforts, and what is your guidance regarding that?

Collective action in inviting to goodness, enjoining what is right, and forbidding what is wrong is religiously desirable. It is a form of cooperation in truth, with the necessity of ensuring that this cooperation does not lead to division, fanaticism, or blameworthy partisanship.