made this ready for publishing

docker-compose.yml

@@ -3,12 +3,10 @@ services:
     build: ./measurement
     container_name: speedtest
     restart: unless-stopped
-    network_mode: host  # needed for get_mac_address ARP lookup
     volumes:
       - sqlite-data:/data
     environment:
       - DB_PATH=/data/speedtest.db
-      - ROUTER_MAC=${ROUTER_MAC}
 
   grafana:
     image: grafana/grafana:latest
@@ -21,8 +19,10 @@ services:
       - GF_SECURITY_ADMIN_PASSWORD=${GRAFANA_ADMIN_PASSWORD}
       - GF_INSTALL_PLUGINS=frser-sqlite-datasource
     volumes:
-      - sqlite-data:/data:ro
-      - ./provisioning:/etc/grafana/provisioning
+      - sqlite-data:/data
+      - ./grafana/provisioning:/etc/grafana/provisioning
 
 volumes:
   sqlite-data:
+    external: true
+    name: speed-logger_sqlite-data