Add initial Docker Compose configuration for Home Assistant, Esphome, and MQTT services

README.md

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+# Docker compose file for Home Assistant
+
+Docker-compose file to be used with Home Assistant.
+Deploys Home Assistant, Esphome dashboard and an MQTT broker.
+
+## Base environment
+```
+ESPHOME_USERNAME=
+ESPHOME_PASSWORD=
+```

compose.yaml

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+services:
+  homeassistant:
+    container_name: homeassistant
+    image: "ghcr.io/home-assistant/home-assistant:stable"
+    volumes:
+      - /docker/homeassistant/config:/config
+      - /etc/localtime:/etc/localtime:ro
+      - /run/dbus:/run/dbus:ro
+    restart: unless-stopped
+    privileged: true
+    network_mode: host
+  esphome:
+    container_name: esphome
+    image: "ghcr.io/esphome/esphome:stable"
+    volumes:
+      - /docker/esphome/config:/config
+      - /etc/localtime:/etc/localtime:ro
+    restart: always
+    privileged: true
+    network_mode: host
+    environment:
+      USERNAME: ${ESPHOME_USERNAME?No Esphome username}
+      PASSWORD: ${ESPHOME_PASSWORD?No Esphome username}
+  mqtt:
+    container_name: mqtt
+    image: eclipse-mosquitto:latest
+    volumes:
+      - /docker/mqtt/config:/mosquitto/config
+    ports:
+      - 1883:1883
+      - 1883:1883/udp
+    restart: always