fessConfig.setUserFavorite(isCheckboxEnabled(form.userFavorite));
        fessConfig.setWebApiJson(isCheckboxEnabled(form.webApiJson));
        fessConfig.setAppValue(form.appValue);
        fessConfig.setDefaultLabelValue(form.defaultLabelValue);
        fessConfig.setDefaultSortValue(form.defaultSortValue);
        fessConfig.setVirtualHostValue(form.virtualHostValue);

                                    <label for="appValue" class="col-sm-3 text-sm-right col-form-label"><la:message
                                            key="labels.app_value"/></label>
                                    <div class="col-sm-9">
                                        <la:errors property="appValue"/>
                                        <la:textarea styleId="appValue" property="appValue"

    public String webApiJson;

    /**
     * Application-specific value for custom configurations.
     * This field can be used to store custom application settings.
     */
    @Size(max = 10000)
    public String appValue;

    /**
     * Default label value to use when no specific label is selected.
     * This affects which documents are included in search results by default.
     */
    @Size(max = 1000)