If your Mage project requires user authentication, REQUIRE_USER_AUTHENTICATION=1, you'll need to create a new session before you can make any API calls. If your project does not require user auth, you can skip straight to making API calls with your API key.To initialize a session, see the POST /api/sessions endpoint. You'll need to supply your email and password as a JSON payload. Here's an example of how to do this in Python.Before starting, first nano ~/YOUR_SECRETS_PATH/.env.mage, replacing YOUR_SECRETS_PATH with an apporpriate directory, to create a new secrets file. Then add the following to your secrets file: