JPEGRoyale NFT Raffle

1. Start raffle.
   1. NFT can be won
   2. NFT either from treasury or bought through NFT-sweep
   3. Time limit of 4hrs
2. Enter raffle (for a fee)
   1. Can purchase multiple entries.
   2. Different number of entries cost different amount (e.g. 1 entry = 0.1 ETH, 5 entries = 0.4 ETH)
3. A winner is picked at random using VRF.
   1. Chainlink automation, don't have to manually close raffles.
   2. Provably random.