Improvements
- Use multicolor channel icons for better appearance in the dark mode
- Add SITE_LOGO_URL setting (#323)
- Add admin action to log in as any user
- Add a "Manager" role (#484)
- Add support for 2FA using TOTP (#354)
- Add Whitenoise (#548)
Bug Fixes
- Fix dark mode styling issues in Cron Syntax Cheatsheet
- Fix a 403 when transferring a project to a read-only team member
- Security: fix allow_redirect function to reject absolute URLs