conn
    |> put_status(:bad_request)

statuses = [
        continue: 100,
        switching_protocols: 101,
        processing: 102,
        ok: 200,
        created: 201,
        accepted: 202,
        non_authoritative_information: 203,
        no_content: 204,
        reset_content: 205,
        partial_content: 206,
        multi_status: 207,
        already_reported: 208,
        instance_manipulation_used: 226,
        multiple_choices: 300,
        moved_permanently: 301,
        found: 302,
        see_other: 303,
        not_modified: 304,
        use_proxy: 305,
        reserved: 306,
        temporary_redirect: 307,
        permanent_redirect: 308,
        bad_request: 400,
        unauthorized: 401,
        payment_required: 402,
        forbidden: 403,
        not_found: 404,
        method_not_allowed: 405,
        not_acceptable: 406,
        proxy_authentication_required: 407,
        request_timeout: 408,
        conflict: 409,
        gone: 410,
        length_required: 411,
        precondition_failed: 412,
        request_entity_too_large: 413,
        request_uri_too_long: 414,
        unsupported_media_type: 415,
        requested_range_not_satisfiable: 416,
        expectation_failed: 417,
        im_a_teapot: 418,
        misdirected_request: 421,
        unprocessable_entity: 422,
        locked: 423,
        failed_dependency: 424,
        upgrade_required: 426,
        precondition_required: 428,
        too_many_requests: 429,
        request_header_fields_too_large: 431,
        internal_server_error: 500,
        not_implemented: 501,
        bad_gateway: 502,
        service_unavailable: 503,
        gateway_timeout: 504,
        http_version_not_supported: 505,
        variant_also_negotiates: 506,
        insufficient_storage: 507,
        loop_detected: 508,
        not_extended: 510,
        network_authentication_required: 511
    ]