After creating a full, expansive map, you'll want to export it then set it up in a way where it resembles a playable game. This includes zooming in on your map if necessary and then adding functionality that pans your scene's camera as your character travels.
In this tutorial I'll show you how to export your map into a well-built JavaScript project and then show you a robust technique to ensure your game's camera follows your player no matter where you move.