Creation of Docker Compose File & Fixed firstrun and firstsync

• Fix firstrun and firstsync #179

Added /data/ to firstrun and firstsync

Result

/data/firstrun
/data/firstsync

• Create docker-compose file #186

version: "3"
services:
    gvm:
        image: securecompliance/gvm
        volumes:
          - <path to data>:/data
        environment:
          - USERNAME="admin"
          - PASSWORD="admin"
          - RELAYHOST="smtp"
          - SMTPPORT=25
          - AUTO_SYNC=true
          - HTTPS=true
          - TZ="UTC"
          - SSHD=false
          - DB_PASSWORD="none"
        ports:
          - "8080:9392"  # Web interface
          #- "5432:5432" # Access PostgreSQL database from external tools
          #- "2222:22"   # SSH for remote sensors
        restart: unless-stopped

If you test this new release and run into any issues please add your comments to this release discussion and please make sure to include the following information

Host Device:

• OS:
• Version: