Prebuilt ptyc binary sits alongside libtree-sitter.so in the
platform-specific native directory. Resolution order:
native/linux-x64/ptyc → ptyc/bin/ptyc → ~/.local/bin/ptyc → PATH.
Eliminates the make ptyc-build step on fresh clones.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>