json(vm): fix birth dispatch; unify constructor naming (Box.birth/N); JsonNode factories return JsonNodeInstance; quick: enable heavy JSON with probe; builder: NYASH_BUILDER_DEBUG_LIMIT guard; json_query_min(core) harness; docs/tasks updated

tools/opbox-json.sh

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+# opbox-json.sh — Minimal JSON smoke runner with Operator Boxes enabled
+# Usage: ./tools/opbox-json.sh
+set -euo pipefail
+
+ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+cd "$ROOT_DIR"
+
+# Enable Operator Boxes profile (dev)
+source tools/dev_env.sh opbox
+
+# Keep preflight light and avoid plugin stalls
+export SMOKES_PROVIDER_VERIFY_MODE=warn
+export NYASH_DISABLE_PLUGINS=1
+export SMOKES_DEFAULT_TIMEOUT=${SMOKES_DEFAULT_TIMEOUT:-180}
+
+echo "[opbox-json] Running JSON VM smokes (roundtrip + nested)"
+tools/smokes/v2/profiles/quick/core/json_roundtrip_vm.sh
+tools/smokes/v2/profiles/quick/core/json_nested_vm.sh
+
+echo "[opbox-json] Done"