WhatsApp Go MCP

package error import "net/http" type ValidationError string func (err ValidationError) Error() string { return string(err) } // ErrCode will return the error code based on the error data type func (err ValidationError) ErrCode() string { return "VALIDATION_ERROR" } // StatusCode will return the HTTP status code based on the error data type func (err ValidationError) StatusCode() int { return http.StatusBadRequest }