# DayNight Siege (昼夜围城)
Token: DayNight Siege
Symbol: DNSG
Mode: audit pack only — no self-deploy, no mainnet broadcast
UI: never display treasury address

## Rules
- Day <=2h FCFS while tier not full; Night 1h mutual raid when full/sold out
- Attack free; Defend 2 USDT (100% treasury); steal random 1..floor(N/2)
- Tiers 1-3 free mint; 4+ paid; 20 tiers auto; tier 10 end opens pool
- Mint split 30% treasury / 70% pool; post-pool trade tax 3% -> treasury
- Gate: .ai Agent ID (IAgentIdGate)

## Contracts
- DayNightToken (UUPS)
- DayNightSiegeMint (UUPS)
- SpaceIdAgentGateAdapter (optional)
- User-visible CA = ERC1967Proxy (placeholders in COVER.md)

## Agent calls
- syncPhase()
- mintShares(shares, maxCost)
- defend()
- attack(victim)
- phaseInfo() / tierConfig(tier) / sharesOfAgent(key)

## Links
- /skill.md
- /skill.html
- /llms.html