推送到heroku时，应用程序与buildpack不兼容

Question

我已经尝试了与这个问题相关的所有解决方案。对我来说什么都不管用。我正在使用Django，并将Procfile、requirements.txt、runtime.txt文件放在manage.py所在的位置。据我所知，这是我的项目的根目录

有人能帮我吗

git push -f heroku master
Enumerating objects: 718, done.
Counting objects: 100% (718/718), done.
Delta compression using up to 4 threads
Compressing objects: 100% (522/522), done.
Writing objects: 100% (718/718), 11.44 MiB | 314.00 KiB/s, done.
Total 718 (delta 184), reused 682 (delta 172)
remote: Compressing source files... done.
remote: Building source:
remote:
remote: -----> App not compatible with buildpack: https://buildpack-registry.s3.amazonaws.com/buildpacks/heroku-community/apt.tgz
remote:        More info: https://devcenter.heroku.com/articles/buildpacks#detection-failure
remote:
remote:  !     Push failed
remote: Verifying deploy...
remote:
remote: !       Push rejected to ewallet-food.
remote:
To https://git.heroku.com/ewallet-food.git
 ! [remote rejected] master -> master (pre-receive hook declined)
error: failed to push some refs to 'https://git.heroku.com/ewallet-food.git'