RT cookiecutter template selling points

Main configuration

Cookiecutter template
Template updates using Cruft
Docker and docker-compose for easy & simple (c) development and deployment
Latest python from 3.9 line (due to nogil fork compatibility)
Latest Django LTS release
Gunicorn for running WSGI instances on prod
Uvicorn for ASGI instances on prod
Postgres for database
Task management via celery
Multiple workers & queues supported (if you need to divide / prioritize tasks and apply different levels of concurrency)

.env files for configuration; preconfigured .env for both local and prod environments
django-debug-toolbar (enabled for local environment) for debugging app performance
ipython included for nice interactive django shell
django-extensions for drawing graph of models and more

2-stage docker image build for clean app image
Easy deployment based on git push production master
Redeployment doesn't stop db, redis and nginx containers -> non-interrupted deployments
Migrations are done during deployment, before application startup -> application won't be run on unmigrated database

CORS headers preconfigured
CSP integrated
GZIP compression is off by default to avoid BREACH attack
http/2 support
TLS 1.2&1.3 via letsencrypt with auto-renewal
Forward secrecy ciphers
Overall ssllabs security class: A+ 100/100/90/90 (to keep compatibility with some older clients)

Backups to:
- Host system
- B2 using a writeFiles-only key
- Email
Script and a written procedure for restoring the system from a backup
Sentry error tracking preconfigured
Prometheus for data collection
Grafana for metrics
- Generic host dashboard section optimized for both VM and physical machines
- nginx-level dashboard section for http/ws statistics
- Active monitoring dashboard (http ping)
- Alert history dashboard
Alertmanager for detecting issues and alerting