fix: restore ae_app host port mapping, scale=1 required for static port bind

docker-compose.yml

@@ -119,7 +119,6 @@ services:
         volumes:
             - ./conf/aether_fastapi_gunicorn_conf.py:/conf/gunicorn_fastapi_conf.py
             - ./conf/aether_fastapi_requirements_current.txt:/requirements_current.txt
-            - ./conf/aether_api_config.py:/srv/aether_api/app/config.py
             - ./logs/ae_api:/logs
             - ${AE_API_SRC}:/srv/aether_api
             - ${HOSTED_FILES_SRC}:/srv/hosted_files
@@ -146,9 +145,8 @@ services:
         scale: ${AE_APP_REPLICAS:-1}
         env_file:
             - ./.env
-        # No host port mapping — nginx routes to ae_app:3000 on the internal network.
-        # With scale > 1, all replicas share the same service name and Docker
-        # round-robins between them. A static host port would conflict.
+        ports:
+            - "${AE_APP_NODE_PORT}:3000"
         extra_hosts:
             srv-nyx.oneskyit.com: "104.237.143.4"
             dev-app.oneskyit.com: "104.237.143.4"