turned base into grafana deployment

docker-compose.yml

@@ -1,7 +1,10 @@
 ---
 services:
-  app:
+  grafana:
+    image: grafana/${GRAFANA_FLAVOR}:${GRAFANA_VERSION}
     restart: unless-stopped
+    environment:
+      - GF_INSTALL_PLUGINS=${GRAFANA_PLUGINS}
     labels:
       ### Section Træfik
       - traefik.enable=${TRAEFIK_ENABLED}
@@ -29,6 +32,8 @@ services:
       - diun.exclude_tags=${DIUN_EXCLUDE}
     networks:
       - traefik
+    volumes:
+      - ${GRAFANA_DATA}:/var/lib/grafana
 
 networks:
   traefik: