# Blockchain / RPC
ALCHEMY_API_KEY=your_alchemy_api_key_here
NETWORK=sepolia
# or use mainnet, goerli, etc.

# Smart Contract
CONTRACT_ADDRESS=0x...
# Will be set after deployment

# Backend Server
PORT=3001
NODE_ENV=development

# Database
DATABASE_PATH=./data/agentmart.db
# For local dev: postgresql://postgres:postgres@localhost:5432/agentmart

# JWT Authentication
JWT_SECRET=your_jwt_secret_here_change_in_production
JWT_EXPIRES_IN=7d

# Server Relayer (for server-side transactions)
RELAY_PRIVATE_KEY=0x...
# WARNING: Keep this secret! Use a dedicated wallet with limited funds for relayer

# WebSocket / Socket.io
SOCKET_PORT=3002

# Frontend (for CORS, etc.)
FRONTEND_URL=http://localhost:5173

# The Graph (optional)
GRAPH_NODE_URL=https://api.studio.thegraph.com/query/<subgraph-id>
SUBGRAPH_NAME=agentmart

# OpenAI (optional - for actual agent execution)
OPENAI_API_KEY=sk-...
# Leave empty to use mock responses

# Etherscan (for contract verification)
ETHERSCAN_API_KEY=your_etherscan_api_key