async fn genesis_contract_hashes(
    connection: &mut Connection<'_, Core>,
) -> anyhow::Result<BaseSystemContractsHashes> {
    Ok(connection
        .blocks_dal()
        .get_l2_block_header(L2BlockNumber(0))
        .await?
        .context("no genesis block")?
        .base_system_contracts_hashes)
}
Fetches base contract hashes from the genesis block.
core/node/api_server/src/web3/tests/vm.rs