An implementation for the Riot Games pinned buttons application.
To create your own slack application you can use the pinned-buttons-app-manifest.yaml file.
You need to provide the following environment variables for the app:
MONGO_DB_CONNECTION_STRING=<a mongo db connection string>
PINNED_BUTTONS_SLACK_BOT_TOKEN=<the bot token of the slack app you created>
PINNED_BUTTONS_SLACK_APP_TOKEN=<the app token of the slack app you created>
create a .env file in the root of the repository.
Provide the environemnet variables for the app.