message: hard code is hard
diff: @@ -7,7 +7,7 @@ if ($http_x_forwarded_proto = 'https') {
  set_by_lua_block $remote_addr_clean {
  if string.find(ngx.var.remote_addr, "^::ffff:") then
  - return string.match(ngx.var.remote_addr, "^::ffff:(.*)"))
  + return string.match(ngx.var.remote_addr, "^::ffff:(.*)")
  else
  return ngx.var.remote_addr
  end
  