miner

type Metrics struct {
	// MineDuration tracks the duration of each mine() cycle, including empty runs.
	MineDuration prometheus.Histogram

	// BlocksMined counts successfully finalized synthetic EVM blocks.
	BlocksMined prometheus.Counter

	// TransactionsMined counts total transactions committed across all mined blocks.
	TransactionsMined prometheus.Counter

	// ErrorsTotal counts mine() cycles that returned an error.
	ErrorsTotal prometheus.Counter

	// LatestBlock tracks the block number of the most recently finalized synthetic EVM block.
	LatestBlock prometheus.Gauge
}

type Miner struct {
	// contains filtered or unexported fields
}

type Store interface {
	// NewBlock opens a DB transaction and acquires an exclusive lock on the
	// evm_state row, serializing concurrent miners. The lock is held until
	// Finalize or Abort is called on the returned PendingBlock.
	NewBlock(ctx context.Context, chainID uint64) (ethrpc.PendingBlock, error)
}