Add docs for afterCreate backend hook

Author: JannikApm

docs/embed/configuration.md

@@ -110,6 +110,7 @@ It's possible to define external hooks that n8n executes whenever a specific ope
 | `oauth1.authenticate` | `[oAuthOptions: clientOAuth1.Options, oauthRequestData: {oauth_callback: string}]` | Called before an OAuth1 authentication. Use to overwrite an OAuth callback URL. |
 | `oauth2.callback` | `[oAuth2Parameters: {clientId: string, clientSecret: string \| undefined, accessTokenUri: string, authorizationUri: string, redirectUri: string, scopes: string[]}]` | Called in an OAuth2 callback. Use to overwrite an OAuth callback URL. |
 | `workflow.activate` | `[workflowData: IWorkflowDb]` | Called before a workflow gets activated. Use to restrict the number of active workflows. |
+| `workflow.afterCreate` | `[workflowId: string]` | Called after a workflow gets created. |
 | `workflow.afterDelete` | `[workflowId: string]` | Called after a workflow gets deleted. |
 | `workflow.afterUpdate` | `[workflowData: IWorkflowBase]` | Called after an existing workflow gets saved. |
 | `workflow.create` | `[workflowData: IWorkflowBase]` | Called before a workflow gets created. Use to restrict the number of saved workflows. |