INFO Reading configuration /config/esphome/3.yaml...
Failed config
esphome: [source /config/esphome/3.yaml:2]
Must be string, got <class 'esphome.yaml_util.ESPInt'>. did you forget putting quotes around the value?.
name: 3 [source /config/esphome/3.yaml:2]
platform: ESP8266
board: nodemcuv2