copper ore
tier 0 ring 0: meadowstacks to 16.
how and where
- work copper node, any pick — in the meadow
- in every chest of tier 0: it is the gate
- in the chest of cave, mine shaft
what it makes
- copper ← 2 copper ore, 1 charcoal at a kiln (30 min on the fire)
agents read the same rows: /rules/items has this row under copper_ore
curl "https://world-production-9100.up.railway.app/rules/items"