chore(deps): upgrade dependencies (#361)

Upgrades project dependencies. See details in [workflow run].

[Workflow Run]: https://github.com/jogold/cloudstructs/actions/runs/28144748879

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*Automatically created by projen via the "upgrade-master" workflow*

Author: jogold

.gitattributes

@@ -1,9 +1,21 @@
 /* eslint-disable no-console */
 import { GetSecretValueCommand, PutSecretValueCommand, SecretsManagerClient } from '@aws-sdk/client-secrets-manager';
-import type { OnEventRequest, OnEventResponse } from 'aws-cdk-lib/custom-resources/lib/provider-framework/types';
 
 const SLACK_API_BASE = 'https://slack.com/api';
 
+// Local copy of the provider framework types: aws-cdk-lib does not expose
+// custom-resources/lib/provider-framework/types in its exports map
+interface OnEventRequest {
+  readonly RequestType: 'Create' | 'Update' | 'Delete';
+  readonly PhysicalResourceId?: string;
+  readonly ResourceProperties: { [key: string]: any };
+}
+
+interface OnEventResponse {
+  readonly PhysicalResourceId?: string;
+  readonly Data?: { [name: string]: any };
+}
+
 interface SlackSecret {
   accessToken?: string;
   refreshToken?: string;