MOD - Endpoints I1

Implement the following endpoints in the java mod

HTTP endpoints

• /heartbeat

  Simple endpoint that returns HTTP status code 200

• /logs

  Show the last 50 log lines as they were intercepted from the logs

• /metrics

  Show a JSON dictionary containing three keys with int values: heapFree, heapUsed, heapTotal

Server-side commands

• /beacon

  Send “It’s working” to the command source