How to Integrate Slack with Your Django Project: A Complete Step-by-Step Guide

A step-by-step guide to integrating Slack with a Django backend, covering Slack app creation, OAuth scopes, installing the slack-sdk, sending plain text and Block Kit rich messages, handling slash commands, verifying request signatures to prevent spoofing, using incoming webhooks as a simpler alternative, and unit testing the integration with mocks. Also includes common pitfalls and deployment considerations like async processing with Celery and rate limits.