simple and secure furnace base

Twig cost: 2,867 wood Upgrade cost: 17,720 stone/ 14,930 wood/ 12,430 metal fragments (depending on what materials you use to upgrade) 950 metal fragments for doors 75 lowgrade fuel for furnace 1000 wood for tool cupboard + wood for the doors Cloth for sleeping bag/bags 250 wood and 50 metal fragments for large chest 2 floors is recommended so that players can't get up on your roof that easily but is not necessary.