def list_configured_agents
      agents = AgentConfig.cfg_agents
      if agents.empty?
        puts "Found no configured agents"
      else
        puts "Configured agents:"
        agents.each { |a| puts "  - #{a}" }
      end
      exit
    end
def list_configured_agents
      agents = AgentConfig.cfg_agents
      if agents.empty?
        puts "Found no configured agents"
      else
        puts "Configured agents:"
        agents.each { |a| puts "  - #{a}" }
      end
      exit
    end
List all configured agents

 === Return
 never