The mgmt port is just for local connection with a laptop as you mentioned if you need to give it a static in order for it to reach dashboard. Otherwise the switch will pull DHCP for its logical mgmt interface which is the common way folks deploy Meraki switches (and APs, cameras, etc).
Ryan / Meraki SE
If you found this post helpful, please give it Kudos. If my answer solved your problem click Accept as Solution so others can benefit from it.