Remove @internal from subscribe and custom integrations

Author: wixysam

src/modules/entities.types.ts

@@ -293,7 +293,6 @@ export interface EntityHandler {
    * record is created, updated, or deleted. Returns an unsubscribe function
    * to clean up the connection.
    *
-   * @internal
    * @param callback - Callback function called when an entity changes. The callback receives an event object with the following properties:
    * - `type`: The type of change that occurred - `'create'`, `'update'`, or `'delete'`.
    * - `data`: The entity data after the change.

src/modules/integrations.types.ts

@@ -382,8 +382,6 @@ export type IntegrationsModule = {
 
   /**
    * Custom integrations module for calling pre-configured external APIs.
-   *
-   * @internal
    */
   custom: CustomIntegrationsModule;
 } & {