Returns the catalog of supported integration providers grouped by category.
Each item exposes its slug (use as integration in POST /v4/integrations)
and allowedStores (the subset of target_platform values the provider supports).
Per-provider credential schemas are not returned — credentials are configured
out-of-band after the integration record is created.
Documentation Index
Fetch the complete documentation index at: https://documentation.qonversion.io/llms.txt
Use this file to discover all available pages before exploring further.
Bearer authentication using the project Secret Key (prefixed with sk_, or test_sk_ for sandbox). All v4 public endpoints require the Secret Key — see Authentication. Never expose the Secret Key in client-side code.