in the guides posted below, made by me, I sometimes refer to the quests in different names so just to clear it up:

CM1 = Mission:Strike CM2 = Mission:Decision

Mission:Strike guide - https://docs.google.com/document/d/1ru-4B684l0rgUjJRuIo78WtNL20uG_VMFmxgFVFH1W8/edit?usp=sharing

Mission:Decision guide - https://docs.google.com/document/d/1sOoVMBzcbq_gxIog1hcVvRMe-zEcx4-yUELjO-x8E8w/edit?usp=sharing