Install grafana and link it to HA

ansible/roles/grafana/files/docker-compose.yml

@@ -0,0 +1,19 @@
+version: "2.3"
+
+services:
+  grafana:
+    image: grafana/grafana:latest
+    environment:
+      - TZ=Europe/London
+    ports:
+      - 3000:3000
+    volumes:
+      - ./grafana:/var/lib/grafana
+    restart: unless-stopped
+    networks:
+      - default
+      - grafana
+
+networks:
+  grafana:
+    external: true