Unhandled Exceptions Crash Prod and Needs Manual Restart

[UpsidePotential]

DiscordJS can hang and throw exceptions. Maybe just make a root level exception handler so the server doesnt go down.

2020-09-01T19:58:34.505213+00:00 app[worker.1]: App Listening
2020-09-01T20:03:34.480033+00:00 app[worker.1]: (node:4) UnhandledPromiseRejectionWarning: Error: Something took too long to do.
2020-09-01T20:03:34.480051+00:00 app[worker.1]: at /app/node_modules/discord.js/src/client/ClientManager.js:40:57
2020-09-01T20:03:34.480052+00:00 app[worker.1]: at Timeout._onTimeout (/app/node_modules/discord.js/src/client/Client.js:436:7)
2020-09-01T20:03:34.480054+00:00 app[worker.1]: at listOnTimeout (internal/timers.js:549:17)
2020-09-01T20:03:34.480054+00:00 app[worker.1]: at processTimers (internal/timers.js:492:7)
2020-09-01T20:03:34.480219+00:00 app[worker.1]: (node:4) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). To terminate the node process on unhandled promise rejection, use the CLI flag --unhandled-rejections=strict (see https://nodejs.org/api/cli.html#cli_unhandled_rejections_mode). (rejection id: 21)
2020-09-01T20:03:34.480308+00:00 app[worker.1]: (node:4) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.
2020-09-01T21:45:28.185453+00:00 heroku[router]: at=error code=H14 desc="No web processes running" method=GET path="/" host=slickybot.herokuapp.com request_id=d3dcc134-7e61-42ad-8b5e-7f711cfdc039 fwd="173.53.4.190" dyno= connect= service= status=503 bytes= protocol=https
2020-09-01T21:45:28.808147+00:00 heroku[router]: at=error code=H14 desc="No web processes running" method=GET path="/favicon.ico" host=slickybot.herokuapp.com request_id=8abdbffc-f851-4a5d-a6dc-e7892ab61e5d fwd="173.53.4.190" dyno= connect= service= status=503 bytes= protocol=https

[UpsidePotential]

Added a global catch all. Should add code to post the exception to judgement day practice when it occurs