Docker compose override for local Overleaf with mailcatcher

docker-compose.override.yml

# docker-compose for local Overleaf with mailcatcher
version: '2.2'
services:
    sharelatex:
        volumes:
            - ~/.sharelatex/data:/var/lib/sharelatex
        links:
            - mongo
            - redis
            - mailcatcher
        environment:
            SHARELATEX_APP_NAME: Local Overleaf

            SHARELATEX_EMAIL_SMTP_HOST: mailcatcher
            SHARELATEX_EMAIL_SMTP_PORT: 1025
            SHARELATEX_EMAIL_SMTP_SECURE: "false"
            SHARELATEX_RIGHT_FOOTER: '[{"text": "<a href=\"/\" onclick=\"javascript:event.target.port=1080\"><i class=\"fas fa-mail-bulk\"></i> Mailcatcher</a>"} ]'
    mongo:
        volumes:
            - ~/.sharelatex/mongo/data:/data/db
    redis:
        volumes:
            - ~/.sharelatex/redis/data:/data
    mailcatcher:
        restart: always
        image:  sj26/mailcatcher
        container_name: mailcatcher
        ports:
            - 1080:1080