Your integration's actions and triggers will appear automatically as options in the card tray of the Studio when editing your bot after your integration is deployed to Botpress Cloud in the workspace where your bot it and installed/activated in your bot. To deploy your integration to your workspace you'll need to install the Botpress CLI (please check this page: https://botpress.com/docs/integration/cli/), after installed run

bp login

to configure the CLI to access your BP Cloud account, and then run the command

bp deploy

inside the directory of your integration. After the integration is deployed now go the "Integrations" tab of your bot in the BP Cloud dashboard and install/enable your custom integration in your bot. Then, edit your bot again and your action/trigger should appear as a card in the card tray of the Studio.