13.0.0 With Visual Realtime Collaborative Editor

Running this in docker with the following configuration and NGINX in front as reverse proxy.

 version: '2'
networks:
  bridge:
    driver: bridge
services:
  web:
    image: "xwiki:13.0.0-postgres-tomcat"
    container_name: xwiki-postgres-tomcat-web
    depends_on:
      - db
    ports:
      - "8080:8080"
      - "8090:8093"  
        #      - "465:465"
    environment:
      - DB_USER=xwiki
      - DB_PASSWORD=xwiki
      - DB_DATABASE=xwiki
      - DB_HOST=xwiki-postgres-db
      - JAVA_OPTS=-Xmx2512m -Dorg.apache.tomcat.util.buf.UDecoder.ALLOW_ENCODED_SLASH=true -Dorg.apache.catalina.connector.CoyoteAdapter.ALLOW_BACKSLASH=true -Dsecurerandom.source=file:/dev/urandom
    volumes:
      - xwiki-data:/usr/local/xwiki
      - ./server.xml:/usr/local/tomcat/conf/server.xml
      - ./general.less:/usr/local/tomcat/webapps/ROOT/skins/flamingo/less/general.less
    networks:
      - bridge
  db:
    image: "postgres:9.5"
    container_name: xwiki-postgres-db
    ports:
      - "5432:5432"
    volumes:
      - postgres-data:/var/lib/postgresql/data
    environment:
      - POSTGRES_ROOT_PASSWORD=xwiki
      - POSTGRES_PASSWORD=xwiki
      - POSTGRES_USER=xwiki
      - POSTGRES_DB=xwiki
      - POSTGRES_INITDB_ARGS="--encoding=UTF8"
    networks:
      - bridge
volumes:
  postgres-data: {}
  xwiki-data: {}

Install Visual Realtime Collaborative Editor
Create and edit a page should show Allow Real Time Collaboration. This no longer shows for us.
Previous Tested Release was 12.3 where I can remember this working.

image

Still having issues with this one here is what I see in the browser also
`Content Security Policy: Upgrading insecure request ‘ws://stg-xwiki.mydomain:8093/xwiki/realtimeNetflux?k=xxxxxxxxxxxxxxxxx’ to use ‘wss’