@guardian/cdk
    Preparing search index...

    Variable DROP_INVALID_HEADER_FIELDS_ENABLEDConst

    DROP_INVALID_HEADER_FIELDS_ENABLED: "routing.http.drop_invalid_header_fields.enabled"

    Indicates whether HTTP headers with invalid header fields are removed by the load balancer. Invalid headers are described as HTTP header names that do not conform to the regular expression [-A-Za-z0-9]+