test(ci): add supply domain stability rerun check

scripts/ci/supply_domain_stability_check.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
+SUPPLY_API_DIR="${ROOT_DIR}/supply-api"
+ITERATIONS="${1:-20}"
+
+if ! [[ "${ITERATIONS}" =~ ^[0-9]+$ ]] || [[ "${ITERATIONS}" -lt 1 ]]; then
+  echo "usage: bash scripts/ci/supply_domain_stability_check.sh [iterations>=1]" >&2
+  exit 1
+fi
+
+cd "${SUPPLY_API_DIR}"
+
+for i in $(seq 1 "${ITERATIONS}"); do
+  echo "[supply-domain-stability] iteration=${i}/${ITERATIONS}"
+  go test -count=1 ./internal/domain
+done
+
+echo "[supply-domain-stability] PASS iterations=${ITERATIONS}"