File: AGENTS.mdTool: agents-md# Repository Guidelines
## Project Structure & Module Organization
- Source: `src/` (VM in `src/vm/`, standard library in `src/library/`, helpers in `src/helpers/`).
- Entry point: `src/arturo.nim`.
- Tests: `tests/` (unit tests in `tests/unittests/`, error cases in `tests/errors/`).
- Tools & scripts: `tools/` (test runner, docs, benchmarking).
- Binaries: `bin/` (created on build). Docs and examples live in `docs/` and `examples/`.
## Build, Test, and Development Commands
- `./build.nims` — Build the