Authorize via Trello

// src/actions/oauth/trello/autorize.php
// Generate URL for OAuth
Helpers\TrelloOAuth::getAuthUrl(
    $_ENV('TRELLO_API_KEY'),
    'callback url'
);
        

1. Go to https://trello.com/app-key page
2. Add https://*.ngrok.io to "Allowed Resources" section
3. Continue with Authorize