most portable evm runtime
zig build run- Refactor: EVM should operate on State (like CPU on process context)
- Warm/cold account tracking for gas costs
- Proper external contract calls
- Return data handling
- Gas refunds for SSTORE
- Real block/chain context (currently mocked)
- Transient storage (TLOAD/TSTORE)
- External code fetching
- integrate
evmc