better naming for celery and grpc

ctrl/docker-compose.yml

@@ -99,7 +99,7 @@ services:
     build:
       context: ..
       dockerfile: ctrl/Dockerfile
-    command: python -m grpc.server
+    command: python -m rpc.server
     ports:
       - "50052:50051"
     environment:
@@ -140,6 +140,8 @@ services:
       dockerfile: Dockerfile
     ports:
       - "5173:5173"
+    environment:
+      VITE_ALLOWED_HOSTS: ${VITE_ALLOWED_HOSTS:-}
     volumes:
       - ../ui/timeline/src:/app/src