Fix the infinity rpc integration

Author: maximopalopoli

metrics-docker-compose.yaml

@@ -16,15 +16,19 @@ services:
       # See https://grafana.com/docs/grafana/latest/setup-grafana/configure-grafana/#override-configuration-with-environment-variables
       # and https://grafana.com/docs/grafana/latest/setup-grafana/configure-docker/
       # They recommend using env vars instead of overwriting config.ini
+      - GF_INSTALL_PLUGINS=yesoreyeram-infinity-datasource
       - GF_SECURITY_ADMIN_USER=${ADMIN_USER:-admin}
       - GF_SECURITY_ADMIN_PASSWORD=${ADMIN_PASSWORD:-admin}
       - GF_USERS_ALLOW_SIGN_UP=false
+      - RPC_URL=http://host.docker.internal:8545
       # Postgres datasource
       - POSTGRES_HOST=postgres
       - POSTGRES_PORT=5432
       - POSTGRES_DB=postgres
       - POSTGRES_USER=postgres
       - POSTGRES_PASSWORD=postgres
+    extra_hosts:
+      - "host.docker.internal:host-gateway"
     restart: unless-stopped
     ports:
       - "3000:3000"