{
  "blueprints": [
    {
      "kind": "building",
      "key": "build_center",
      "name": "Bauzentrum",
      "model": "stackable",
      "tags": ["infrastructure"],
      "capabilities": ["queue:build"],
      "effects": [
        {"type": "queue_slots_add", "amount": 1}
      ],
      "requirements": [],
      "access": {
        "allowed_races": [],
        "blocked_races": []
      },
      "cost": {"metal": 200, "crystals": 100, "credits": 50},
      "build_time": 60,
      "properties": {"destroyable": true}
    },
    {
      "kind": "building",
      "key": "ore_mine",
      "name": "Erzmine",
      "model": "stackable",
      "tags": ["industry"],
      "capabilities": [],
      "effects": [
        {"type": "produce", "resource": "metal", "amount": 30},
        {"type": "consume", "resource": "energy", "amount": 5}
      ],
      "requirements": [],
      "access": {
        "allowed_races": [],
        "blocked_races": []
      },
      "cost": {"metal": 120, "crystals": 60},
      "build_time": 90,
      "properties": {"destroyable": true}
    },
    {
      "kind": "building",
      "key": "battery",
      "name": "Batterie",
      "model": "stackable",
      "tags": ["energy"],
      "capabilities": [],
      "effects": [
        {"type": "capacity_add", "resource": "energy", "amount": 200}
      ],
      "requirements": [],
      "access": {
        "allowed_races": [],
        "blocked_races": []
      },
      "cost": {"metal": 80, "crystals": 40},
      "build_time": 60,
      "properties": {"destroyable": true}
    },
    {
      "kind": "building",
      "key": "storage",
      "name": "Lager",
      "model": "stackable",
      "tags": ["storage"],
      "capabilities": [],
      "effects": [
        {"type": "capacity_add", "resource": "metal", "amount": 500},
        {"type": "capacity_add", "resource": "crystals", "amount": 300},
        {"type": "capacity_add", "resource": "deuterium", "amount": 200}
      ],
      "requirements": [],
      "access": {
        "allowed_races": [],
        "blocked_races": []
      },
      "cost": {"metal": 150, "crystals": 80},
      "build_time": 90,
      "properties": {"destroyable": true}
    }
  ]
}