Can't get another external device to show up in folder

services:
  immich-redis:
    image: redis
    container_name: Immich-REDIS
    hostname: immich-redis
    security_opt:
      - no-new-privileges:true
    healthcheck:
      test: ["CMD-SHELL", "redis-cli ping || exit 1"]
    user: 1026:101
    environment:
      - TZ=America/Anguilla
    volumes:
      - /volume1/docker/immich/redis:/data:rw
    restart: on-failure:1

  immich-db:
    image: tensorchord/pgvecto-rs:pg16-v0.2.0
    container_name: Immich-DB
    hostname: immich-db
    security_opt:
      - no-new-privileges:true
    healthcheck:
      test: ["CMD", "pg_isready", "-q", "-d", "immich", "-U", "immichuser"]
      interval: 10s
      timeout: 5s
      retries: 5
    volumes:
      - /volume1/docker/immich/db:/var/lib/postgresql/data:rw
    environment:
      - TZ=America/Anguilla
      - POSTGRES_DB=immich
      - POSTGRES_USER=immichuser
      - POSTGRES_PASSWORD=immichpw
    restart: on-failure:1

  immich-server:
    image: ghcr.io/immich-app/immich-server:release
    container_name: Immich-SERVER
    hostname: immich-server
    user: 1026:101
    security_opt:
      - no-new-privileges:true
    env_file:
      - stack.env
    ports:
      - 8212:2283
    volumes:
     - /volume1/docker/immich/upload:/usr/src/app/upload:rw
     - /volume1/homes/user:/mnt/media/my_photos:rw # or whatever folder name you want here
     - /volume2/ssd:/mnt/media/my_photos2:rw
    restart: on-failure:1
    depends_on:
      immich-redis:
        condition: service_healthy
      immich-db:
        condition: service_started

  immich-machine-learning:
    image: ghcr.io/immich-app/immich-machine-learning:release
    container_name: Immich-LEARNING
    hostname: immich-machine-learning
    user: 1026:101
    security_opt:
      - no-new-privileges:true
    env_file:
      - stack.env
    volumes:
      - /volume1/docker/immich/upload:/usr/src/app/upload:rw
      - /volume1/docker/immich/cache:/cache:rw
      - /volume1/docker/immich/matplotlib:/matplotlib:rw
      - /volume1/homes/user:/mnt/media/my_photos:rw # or whatever folder name you want here
      - /volume2/ssd:/mmt/media/my_photos2:rw
    environment:
      - MPLCONFIGDIR=/matplotlib
    restart: on-failure:1
    depends_on:
      immich-db:
        condition: service_started