Async MQTT HA

Supports binary sensor, DHT, cover and light (NeoPixel) with HA discovery.

Example config JSON:

{
  "sensor": [{
    "pin": "D2",
    "pullup": true,
    "device_type": "light"
  }],

  "cover": [{
    "pin": "D5",
    "pullup": true,
    "relay": "D1"
  }],

  "switch": ["D1"],

  "dht": ["D4"],

  "light": [{
      "name": "status",
      "leds": [0],
      "contig": false,
      "rgb": false
    },
    {
      "name": "last",
      "leds": [5],
      "contig": false,
      "rgb": false
    },
    {
      "name": "rgb",
      "leds": [0, 5],
      "contig": true,
      "rgb": true
    }
  ]
}