writing-skills
writing-skills
Use when creating new skills, editing existing skills, or verifying skills work before deployment
warren-nftDeploy NFT collections permanently on MegaETH blockchain. Images stored on-chain via SSTORE2. Create and launch NFT collections with royalties, minting, and management pages.
Independent GitHub snapshot ยท Automated classification ยท Original documentation governs
Deploy complete NFT collections with permanent on-chain image storage on MegaETH testnet. All images are stored using SSTORE2 bytecode storage in a WarrenContainer, and each collection gets its own NFT contract with minting support.
Network: MegaETH Testnet (Chain ID: 6343)
RPC: https://carrot.megaeth.com/rpc
Explorer: https://megaeth-testnet-v2.blockscout.com
Your Images โ SSTORE2 (on-chain) โ WarrenContainer โ WarrenLaunchedNFT
/images/1.png tokenURI renders
/images/2.png images on-chain
...
/images/1.png, /images/2.png, etc.cd {baseDir}
bash setup.sh
Get testnet ETH: https://docs.megaeth.com/faucet Genesis Key NFT auto-mints during first deployment (free on testnet).
Prepare a folder with numbered images:
my-art/
โโโ 1.png
โโโ 2.png
โโโ 3.png
โโโ ...
Deploy:
cd {baseDir}
PRIVATE_KEY=0x... node deploy-nft.js \
--images-folder ./my-art/ \
--name "Cool Robots" \
--symbol "ROBOT" \
--description "100 unique robot NFTs on-chain" \
--max-supply 100
Generate unique SVG art programmatically:
cd {baseDir}
PRIVATE_KEY=0x... node deploy-nft.js \
--generate-svg 10 \
--name "Generative Art" \
--symbol "GART" \
--description "AI-generated on-chain art"
PRIVATE_KEY=0x... node deploy-nft.js \
--images-folder ./collection/ \
--name "Cyber Punks" \
--symbol "CPUNK" \
--description "On-chain cyberpunk collection" \
--max-supply 1000 \
--whitelist-price 0.01 \
--public-price 0.02 \
--max-per-wallet 5 \
--royalty-bps 500
| Option | Required | Default | Description |
|---|---|---|---|
--images-folder <path> | * | - | Folder with image files |
--generate-svg <count> | * | - | Generate random SVG art (1-256) |
--name <string> | Yes | - | Collection name |
--symbol <string> | Yes | - | Collection symbol (3-5 chars) |
--description <text> | No | Auto | Collection description |
--max-supply <number> | No | Image count | Maximum mintable NFTs |
--whitelist-price <eth> | No | 0 | Whitelist mint price in ETH |
--public-price <eth> | No | 0 | Public mint price in ETH |
--max-per-wallet <number> | No | 10 | Mint limit per wallet |
--royalty-bps <number> | No | 500 | Royalty (500 = 5%, max 1000 = 10%) |
* Either --images-folder or --generate-svg is required.
After deployment, you'll receive:
๐ NFT Collection Deployed!
============================================================
NFT Contract: 0xABC...
Container ID: 15
Image Count: 10
Max Supply: 100
Public Price: 0 ETH (Free)
๐ Management: https://megawarren.xyz/launchpad/0xABC.../
๐จ Mint Page: https://megawarren.xyz/launchpad/0xABC.../mint
============================================================
| Component | Estimated Cost |
|---|---|
| Per image chunk (15KB) | ~0.002 ETH |
| Container minting | ~0.001 ETH |
| NFT contract deployment | ~0.003 ETH |
| 10 images (small) | ~0.03 ETH |
| 50 images (medium) | ~0.12 ETH |
| 100 images | ~0.25 ETH |
cd {baseDir}
PRIVATE_KEY=0x... node deploy-nft.js --generate-svg 3 --name "Quick Test" --symbol "QT"
cd {baseDir}
PRIVATE_KEY=0x... node deploy-nft.js --generate-svg 20 --name "Art Collection" --symbol "ART" --public-price 0.001
cd {baseDir}
PRIVATE_KEY=0x... node deploy-nft.js --generate-svg 100 --name "Century" --symbol "C100" --max-per-wallet 3
| Contract | Address |
|---|---|
| Genesis Key NFT | 0x954a7cd0e2f03041A6Abb203f4Cfd8E62D2aa692 |
| WarrenContainer | 0xabba293F4eC5811ed15549D11020Df79c7f1Fa0B |
| ContainerRenderer | 0x99D70834fdEB882297C97aD67b31B071f9c10E6D |
"No ETH" โ Get testnet ETH from https://docs.megaeth.com/faucet
"GenesisKeyRequired" โ Genesis Key auto-mints. If failing, check balance > 0.001 ETH
"Image exceeds 500KB" โ Resize or compress images before deployment
"Too many images" โ Maximum 256 images per container (TypeRegistry limit)
"TooManyFiles" โ Same as above, reduce image count
DB registration warning โ Non-critical. Collection still works on-chain. Management/mint pages will load from on-chain data.