Heroku deployment

[z3d3m0n]

hello

Bug Description

i have tried to deploy slate on Heroku , I get this error after trying to start

Screenshots
2022-06-07T00:16:35.989053+00:00 app[web.1]: create build/fonts/slate-e55b8307.svg
2022-06-07T00:16:36.026644+00:00 app[web.1]: create build/.wh..wh..opq
2022-06-07T00:16:45.009793+00:00 app[web.1]: create build/index.html
2022-06-07T00:16:45.415439+00:00 app[web.1]: create build/javascripts/all_nosearch-18c3ed8e.js
2022-06-07T00:16:46.348960+00:00 app[web.1]: create build/javascripts/all-b12a2749.js
2022-06-07T00:16:46.424158+00:00 app[web.1]: Project built successfully.
2022-06-07T00:16:46.617582+00:00 heroku[web.1]: Process exited with status 0
2022-06-07T00:16:47.080637+00:00 heroku[web.1]: State changed from starting to crashed
2022-06-07T00:16:49.803179+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path="/" host=cryptic-fjord-06546.herokuapp.com request_id=c92e0781-6aa2-44d7-8bae-d5d6c6fdc1a9 fwd="175.158.49.175" dyno= connect= service= status=503 bytes= protocol=https
2022-06-07T00:16:50.511298+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path="/favicon.ico" host=cryptic-fjord-06546.herokuapp.com request_id=ef70b974-e10c-482a-8392-705d711a75e4 fwd="175.158.49.175" dyno= connect= service= status=503 bytes= protocol=https

Browser (please complete the following information):

• OS: Heroku
• Browser Chrome
• Version 2.13

thx