We are currently use the "merge" instruction set. This prevents us from supporting new opcodes.
We just need to set CancunTimestamp to 0 in EthereumConfig() to enable the new instructions. Test coverage will need to be added and compiler will need to be upgraded in the integration tests.
https://github.com/ethereum/go-ethereum/blob/master/core/vm/jump_table_export.go#L27