#!/usr/bin/env bash set -euo pipefail repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)" cd "$repo_root" python_bin="${PYTHON_BIN:-python3}" echo "Installing backend Python requirements" "$python_bin" -m pip install -r backend/requirements.txt echo "Running Python dependency integrity check" "$python_bin" -m pip check echo "Running backend unit tests" "$python_bin" -m unittest discover -s backend/tests -p "test_*.py" -v echo "Backend quality gate passed"