Django & Docker - Added DB Persistence

[app-generator]

Asked in Discord

• Related Issue: Docker - Added DB Persistence django-soft-dashboard-tailwind#3
• Coding Sample: https://github.com/app-generator/sample-django-docker-db-persistence
• DOCS Page: https://github.com/app-generator/docs/blob/main/docs/technologies/django/database-docker-persistence.mdx

@sgnd, please take a look.

TY!