code: func getProxyEnvVars() []v1.EnvVar {
  	envs := []v1.EnvVar{}
  	for _, env := range os.Environ() {
  		pos := strings.Index(env, "=")
  		if pos == -1 {
  			// malformed environment variable, skip it.
  			continue
  		}
  		name := env[:pos]
  		value := env[pos+1:]
  		if strings.HasSuffix(strings.ToLower(name), "_proxy") && value != "" {
  			envVar := v1.EnvVar{Name: name, Value: value}
  			envs = append(envs, envVar)
  		}
  	}
  	return envs
  }
docs: // getProxyEnvVars builds a list of environment variables to use in the control plane containers in order to use the right proxy