feat: clean input modes for zevm_stateless (#39)

refactor: group stateless binary and zkvm modules into packages (#38)

refactor: move runner entry points into their packages (#37)

refactor: clean up main.zig and remove dead blockEnvFromHeader (#36)

refactor: split blockchain test runner into json, output, and runner modules (#35)

feat: add --json flag for structured failure diagnostics (#34)

feat: refactor hardfork handling, system calls, and tx signing (#27)

squash commit of perf branch (#25)

Add simple GHA based CI (#24)

Fix log ownership and skipped tests (#6)

chore: update dockerignore

feat: log codes and headers count in Phase 1 summary

feat: add zkvm_io injectable I/O module (#5)

Merge pull request #3 from garyschulte/feat/zkvm_stateless_input

add allocator for main_exe, find/fix usages of std.heap in main_exe