# ─── Network ──────────────────────────────────────────────────────────────────
# Get a free RPC URL from https://www.alchemy.com or https://infura.io
RPC_URL_BASE_SEPOLIA=https://sepolia.base.org

# ─── Signer (NEVER commit real keys) ─────────────────────────────────────────
# Generate: openssl rand -hex 32  (prefix with 0x)
SIGNER_TYPE=private-key
EVM_PRIVATE_KEY=0xdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef

# ─── Agent Config ─────────────────────────────────────────────────────────────
# Your wallet address (get from MetaMask or `cast wallet address $EVM_PRIVATE_KEY`)
AGENT_WALLET_ADDRESS=0xYourWalletAddress
AGENT_PRICE_USDC=0.001           # Price per API call in USDC
AGENT_NAME=my-rust-agent
AGENT_DESCRIPTION=A production-grade Rust AI agent powered by x402

# ─── Facilitator ──────────────────────────────────────────────────────────────
FACILITATOR_URL=http://localhost:8080
FACILITATOR_PORT=8080
FACILITATOR_HOST=0.0.0.0

# ─── Agent Node ───────────────────────────────────────────────────────────────
AGENT_PORT=3000
AGENT_HOST=0.0.0.0

# ─── Database ─────────────────────────────────────────────────────────────────
DATABASE_URL=postgresql://postgres:postgres@localhost:5432/x402_marketplace

# ─── ERC-8004 Contracts (Base Sepolia deployments) ────────────────────────────
# Official reference deployment addresses (update if re-deployed)
ERC8004_IDENTITY_REGISTRY=0x742d35Cc6634C0532925a3b8D4C9E6C4e1F2A8b9
ERC8004_REPUTATION_REGISTRY=0x8d3E5b8F2c1A9E4D7B6C3a2F5e8D1b4C7A9e6B3
ERC8004_VALIDATION_REGISTRY=0x1a4F7c9E2b5D8e3A6c9F2b5E8d1A4f7C9e2b5D8

# ─── Observability ────────────────────────────────────────────────────────────
RUST_LOG=info
OTEL_EXPORTER_OTLP_ENDPOINT=http://localhost:4317
OTEL_SERVICE_NAME=x402-agent-node

# ─── USDC Contract (Base Sepolia) ─────────────────────────────────────────────
USDC_CONTRACT_BASE_SEPOLIA=0x036CbD53842c5426634e7929541eC2318f3dCF7e