chore: sync local project state

scripts/gateway_closure_rollback.sh

@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+BASE_URL="${BASE_URL:-http://127.0.0.1:8080}"
+
+need() {
+  command -v "$1" >/dev/null 2>&1 || {
+    echo "missing required command: $1" >&2
+    exit 1
+  }
+}
+
+need curl
+need python3
+
+echo "[1/3] pause gateway runtime"
+curl -fsS -X POST "$BASE_URL/internal/supply-intelligence/gateway/runtime/pause"
+echo
+
+echo "[2/3] fetch runtime status for rollback assessment"
+status=$(curl -fsS "$BASE_URL/internal/supply-intelligence/gateway/runtime-status")
+echo "$status"
+
+echo "[3/3] operator checklist"
+python3 <<'PY'
+print('''Manual rollback checklist:
+1. Confirm runtime paused and record pending_retry_events / failed_events.
+2. Inspect GET /internal/supply-intelligence/gateway/package-changes for the affected event IDs.
+3. If a replacement package is prepared, publish the replacement package-event and verify admission-state.
+4. If the bad event must remain blocked, keep runtime paused until manual remediation is completed.
+5. After remediation, call POST /internal/supply-intelligence/gateway/runtime/resume and rerun gateway_closure_inspect.sh.
+''')
+PY