| # Self-heal the amaru venv. Runs at every workflow start; no-ops if the venv | |
| # is already present and importable. Idempotent. | |
| # | |
| # Important: we deliberately verify by file presence inside the venv's own | |
| # site-packages, NOT by `python -c "import …"`. A bare import can succeed | |
| # against PEP 370 user-site or system packages even when the venv is empty, | |
| # which produced silent under-installs in the past. | |
| set -euo pipefail | |
| cd "$(dirname "$0")/.." | |
| VENV=".venv" | |
| PYBIN="$VENV/bin/python" | |
| SITE="$VENV/lib/python3.11/site-packages" | |
| required_paths=( | |
| "$PYBIN" | |
| "$SITE/fastapi" | |
| "$SITE/uvicorn" | |
| "$SITE/typing_extensions.py" | |
| "$SITE/anyio" | |
| "$SITE/pydantic" | |
| ) | |
| needs_bootstrap=0 | |
| for p in "${required_paths[@]}"; do | |
| if [[ ! -e "$p" ]]; then | |
| needs_bootstrap=1 | |
| break | |
| fi | |
| done | |
| # Modern pip (PEP 660) editable installs do NOT create amaru.egg-link. | |
| # They create _editable_impl_amaru.pth + an amaru-*.dist-info directory. | |
| # Accept either layout; rebuild only if neither marker is present. | |
| if [[ "$needs_bootstrap" -eq 0 ]]; then | |
| if [[ ! -e "$SITE/_editable_impl_amaru.pth" ]] \ | |
| && [[ -z "$(compgen -G "$SITE/amaru-*.dist-info" || true)" ]] \ | |
| && [[ ! -e "$SITE/amaru.egg-link" ]]; then | |
| needs_bootstrap=1 | |
| fi | |
| fi | |
| if [[ "$needs_bootstrap" -eq 1 ]]; then | |
| echo "[amaru bootstrap] (re)creating .venv" | |
| rm -rf "$VENV" | |
| python3 -m venv "$VENV" | |
| # --break-system-packages is required because the Nix-provided python is | |
| # marked PEP 668 externally-managed; the flag is harmless inside our own | |
| # venv (we are not modifying /nix/store). | |
| # --ignore-installed forces pip to write into the venv even when a | |
| # package is already present in the (read-only) Nix store. Without it, | |
| # pip will try to upgrade-in-place inside /nix/store and fail with EACCES. | |
| env PIP_USER=0 "$VENV/bin/pip" install --no-user --quiet --break-system-packages --ignore-installed \ | |
| -e ".[dev]" \ | |
| "typing_extensions>=4.0" >/dev/null | |
| echo "[amaru bootstrap] ready" | |
| else | |
| echo "[amaru bootstrap] .venv healthy, skipping" | |
| fi | |