Images

Pin execution and consensus images by explicit tags or digests in production.

Component	Example image	Notes
Geth	ethereum/client-go:stable	Execution client with JSON-RPC and Engine API.
Lighthouse	sigp/lighthouse:latest	Consensus client; pin a release tag for production.
Prysm	gcr.io/prysmaticlabs/prysm/beacon-chain:stable	Consensus client alternative.
Teku	consensys/teku:latest	Consensus client alternative.

Upgrade execution and consensus clients as a compatibility pair around hard forks.