class Airbrake::Rack::HttpHeadersFilter

@since v5.7.0
Adds HTTP request parameters.

def call(notice)

Other tags:
    See: Airbrake::FilterChain#refine - 
def call(notice)
  return unless (request = notice.stash[:rack_request])
  http_headers = request.env.map.with_object({}) do |(key, value), headers|
    if HTTP_HEADER_PREFIXES.any? { |prefix| key.to_s.start_with?(prefix) }
      headers[key] = value
    end
    headers
  end
  notice[:context].merge!(
    httpMethod: request.request_method,
    referer: request.referer,
    headers: http_headers,
  )
end

def initialize 

def initialize
  @weight = 98
end