pub(crate) const HTML_CONTENT_TYPE: &str = "text/html; charset=utf-8";
pub(crate) const MULTIPART_FORM_CONTENT_TYPE: &str = "multipart/form-data";
pub(crate) const URLENCODED_FORM_CONTENT_TYPE: &str = "application/x-www-form-urlencoded";
#[cfg(feature = "json")]
pub(crate) const JSON_CONTENT_TYPE: &str = "application/json";
pub(crate) const PLAIN_TEXT_CONTENT_TYPE: &str = "text/plain; charset=utf-8";
pub(crate) const OCTET_STREAM_CONTENT_TYPE: &str = "application/octet-stream";