{
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  "_kind": "StackProfile",
  "_file": "domain/stack-profiles/deep-stacks-2.yaml",
  "_cluster": "domain",
  "attributes": {
    "displayName": "Blockchain DApp (Solidity + Hardhat + ethers.js + React + IPFS)",
    "description": "A decentralized application stack: Solidity as the smart contract\nlanguage targeting the Ethereum Virtual Machine, Hardhat as the\ndevelopment environment for compiling, testing, and deploying contracts,\nethers.js for client-side blockchain interaction, React for the\nfrontend dApp UI, and IPFS for decentralized file storage of metadata,\nimages, and documents referenced by on-chain records.\n\nThe development workflow involves writing and unit-testing Solidity\ncontracts in Hardhat's local network, deploying to testnets for\nintegration testing, then mainnet for production. ethers.js connects\nthe React frontend to MetaMask or other wallet providers for\ntransaction signing. Subgraph indexers (The Graph) enable efficient\nquerying of on-chain events. This stack powers DeFi protocols, NFT\nmarketplaces, DAOs, and tokenized asset platforms. The key tradeoffs\nare gas cost optimization, immutability of deployed contracts requiring\nproxy upgrade patterns, and the steep learning curve of blockchain\nsecurity.\n",
    "composes": [
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