Unable set docker secret file ownership, permissions

This needs to be done during service deployment or in the stack file. See the long syntax of docker compose secret reference: https://docs.docker.com/compose/compose-file/#long-syntax-1

version: "3.1"
services:
  redis:
    image: redis:latest
    deploy:
      replicas: 1
    secrets:
      - source: my_secret
        target: redis_secret
        uid: '103'
        gid: '103'
        mode: 0440
secrets:
  my_secret:
    file: ./my_secret.txt
  my_other_secret:
    external: true