proxmox/scripts/verify/run-shellcheck.sh

#!/usr/bin/env bash
# Run shellcheck on verification scripts (optional — requires shellcheck to be installed).
# Usage: bash scripts/verify/run-shellcheck.sh [--optional]
#   --optional: exit 0 if shellcheck not installed; and do not fail the run on findings (report only).
# Install: apt install shellcheck  (or brew install shellcheck)

set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd "$SCRIPT_DIR"
OPTIONAL=false
[[ "${1:-}" == "--optional" ]] && OPTIONAL=true

if ! command -v shellcheck &>/dev/null; then
  echo "shellcheck not found. Install with: apt install shellcheck  (or brew install shellcheck)"
  [[ "$OPTIONAL" == true ]] && exit 0 || exit 1
fi

echo "Running shellcheck on scripts/verify/*.sh..."
if [[ "$OPTIONAL" == true ]]; then
  shellcheck -x ./*.sh || true
  echo "Done (optional: exit 0)."
  exit 0
fi
shellcheck -x ./*.sh
echo "Done."