Generate SchemaSpy database documentation using docker-compose

docker-compose.yml

# You might need to run `sudo chown -R $USER schemaspy/`
version: '3'

services:
  postgres:
    image: postgres

  schemaspy:
    image: schemaspy/schemaspy:snapshot
    volumes:
      - ./schemaspy/output:/output
      - ./schemaspy/config:/config
    container_name: "schemaspy_local"
    command: [
      "-configFile",
      "/config/schemaspy.properties", 
      "-imageformat",
      "svg"
    ]
    depends_on:
      - postgres
    network_mode: "service:postgres"

schemaspy.properties

# type of database. Run with -dbhelp for details
schemaspy.t=pgsql
# database properties: host, port number, name user, password
schemaspy.host=postgres
schemaspy.db=postgres
schemaspy.u=postgres
# db scheme for which generate diagrams
schemaspy.s=public