# ─── Chain selection ─────────────────────────────────────────────────────────
# Default (unset): MULTI mode. One process serves Solana + every EVM network;
# the chain is picked per request (id shape or ?network=). Set IQ_CHAIN to
# lock a process to a single chain instead ("solana" or "evm").
# IQ_CHAIN=solana

# ─── Solana ──────────────────────────────────────────────────────────────────
SOLANA_CLUSTER=mainnet-beta
SOLANA_RPC_ENDPOINT=https://api.mainnet-beta.solana.com

# ─── EVM ─────────────────────────────────────────────────────────────────────
# Locked single-network mode (IQ_CHAIN=evm) only:
# IQETH_NETWORK=sepolia                       # sepolia | monad | monadTestnet | robinhood
# IQETH_RPC_ENDPOINT=https://rpc.sepolia.org  # any EVM JSON-RPC URL

# Multi mode: per-network RPC overrides (fall back to IQETH_RPC_ENDPOINT, then
# each network's built-in default RPC).
# IQETH_RPC_SEPOLIA=
# IQETH_RPC_MONAD=
# IQETH_RPC_MONADTESTNET=
# IQETH_RPC_ROBINHOOD=
# IQETH_DEFAULT_NETWORK=sepolia               # network a bare 0x id resolves to

# Durable row index (eth_getLogs backfill) tuning:
# IQETH_DEPLOY_BLOCK_SEPOLIA=                 # contract deploy block, skips pre-deploy scan
# IQETH_DEPLOY_BLOCK_MONAD=
# IQETH_DEPLOY_BLOCK_ROBINHOOD=
# IQETH_LOGS_SPAN=50000                       # starting getLogs chunk; halves on RPC range errors

# ALCHEMY_API_KEY=                            # optional — batch + higher limits
# ENS_RPC_ENDPOINT=https://eth.llamarpc.com   # mainnet RPC for ENS resolution
# KNOWN_DBROOTS_FILE=./config/known-dbroots.json

# Optional — Helius paid plan enables gTFA (100x faster reads) + batch
# HELIUS_API_KEY=your-key-here
# HELIUS_API_KEYS=key1,key2,key3  # multiple keys for 429 fallback

# Optional — backfill all historical txs on startup (requires Helius paid plan)
# IQ Labs contract first tx: slot 398615411 (Feb 7 2026)
# BACKFILL_FROM_SLOT=398615411

# Optional
# PORT=3000
# MAX_CACHE_SIZE=10GB
# ADMIN_TOKEN=                                # enables /admin/* (queue tuning, evm-index ops)