heroku error h10 status 503 code example

Example 1: Heroku H10-App Crashed Error

Heroku H10-App Crashed Error

"https://dev.to/lawrence_eagles/causes-of-heroku-h10-app-crashed-error-and-how-to-solve-them-3jnl"

Example 2: h10 status 503 error

"scripts": {
    "start": "node server.js"
}