public static JSONArray of(Object item) {
        JSONArray array = new JSONArray(1);
        array.add(item);
        return array;
    }
Pack an element as {@link JSONArray}

<pre>
JSONArray array = JSONArray.of("fastjson");
</pre>

@param item target element
core/src/main/java/com/alibaba/fastjson2/JSONArray.java