Does heroku use Docker?

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Tags

1. #commands
2. #limitations
3. #specified
4. #lightweight
5. #platform
6. #single
7. #however
8. #container
9. #which
10. #command
11. #docker
12. #super
13. #environment
14. #heroku
15. #provisioned
16. #running
17. #dynos
18. #describe