adding API key ENV File

docker-compose.traefik3.yml

@@ -10,6 +10,8 @@ services:
     image: traefik:v3.1
     # Enables the web UI and tells Traefik to listen to docker
     command: --configFile=/config/traefik.yml
+    environment:
+      - IPV64_API_KEY_FILE=/config/ipv64.env
     ports:
       # The HTTP port
       - "80:80"