Welcome to The Router Forums. Thank you for taking the time to join up and introduce yourself. This is a great place to exchange ideas and information on how to get the most out of your router!
As to your question, a search for "Router Door Jamb" on you tube resulted in 459 matches. Not knowing how close your templates are to ones used in the various videos, I don't know enough recommend a specific video, but can say it is a topic well covered on you tube.
wbh1963 is flowing with the grain in Arlington, Washington, USA
A day without curls is like a day without sunshine!