Comprehensive step-by-step guide covering Homebrew, uv, Rust, llama.cpp,
model download, Python 3.12 pin (PyO3 compat), and common pitfalls.
Cherry-picked from PR #131 by @gridworks — cleaned up to include only
the docs content (removed duplicate files, binary artifacts, and
unrelated lockfile changes from the original PR).
Co-Authored-By: gridworks <5502067+gridworks@users.noreply.github.com>
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
