A village can be useful for shelter, supplies and future plans, but you do not need to turn every village into a permanent base. First decide what role the location should play.
Check immediate safety first
Look at lighting, nearby terrain and how easily hostile mobs can reach the area at night.
Check nearby food and farming options
Reliable food can make the village useful even if you do not stay permanently.
Identify the structures that matter to your plan
Note work areas, storage opportunities and anything that makes the location easier to revisit.
Decide whether it is a base, stopover or resource point
Giving the village one role prevents unnecessary building and inventory clutter.