.env.example

# Copy to .env and fill in. .env is gitignored.

# ── Chain RPC endpoints ──
# WSS for newHeads subscription, HTTP for fallback. Comment out the chains
# you don't need; the indexer skips chains whose [[chains]] block isn't
# in config.toml.
BASE_WSS_URL=wss://base-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY
BASE_HTTP_URL=https://base-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY

ETH_WSS_URL=wss://eth-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY
ETH_HTTP_URL=https://eth-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY

ARB_WSS_URL=wss://arb-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY
ARB_HTTP_URL=https://arb-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY

OP_WSS_URL=wss://opt-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY
OP_HTTP_URL=https://opt-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY

POLY_WSS_URL=wss://polygon-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY
POLY_HTTP_URL=https://polygon-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY

BSC_WSS_URL=wss://bnb-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY
BSC_HTTP_URL=https://bnb-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY

AVAX_WSS_URL=wss://avax-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY
AVAX_HTTP_URL=https://avax-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY

SCROLL_WSS_URL=wss://scroll-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY
SCROLL_HTTP_URL=https://scroll-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY

ZKSYNC_WSS_URL=wss://zksync-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY
ZKSYNC_HTTP_URL=https://zksync-mainnet.g.alchemy.com/v2/YOUR_ALCHEMY_KEY

# ── Kafka ──
KAFKA_BROKERS=localhost:9092

# ── ClickHouse (added later) ──
CLICKHOUSE_DSN=clickhouse://default:@localhost:9000/chainpulse

# ── Redis (added later) ──
REDIS_ADDR=localhost:6379

# ── Logging ──
LOG_LEVEL=info

# ── MCP ──
# Bearer token guarding the SSE transport. Empty = unauthenticated (dev only).
MCP_BEARER_TOKEN=

# ── Grafana admin (optional) ──
GRAFANA_ADMIN_USER=admin
GRAFANA_ADMIN_PASSWORD=admin