Glad that you asked this question. Since we were in doubt, we covered both journeys (hybrid).
In ideal case we capture current state to highlight service loopholes and future state to indicate solutions to those problems.
Once our research is finished and journey maps are created, we use these journey maps (and personas) in ideation workshop to generate ideas - diverging.
Hidden Content
This board requires you to be registered and logged-in to view hidden content.
We also use these journey maps to explain the story to various stakeholders including upper management (C level), vendors, project sponsors, IT, product teams, sales staffs, in conference etc.
Hidden Content
This board requires you to be registered and logged-in to view hidden content.
Soon, I have a plan to share how we develop and use customer journey maps in our organisation.