Document 1.5.3 release

Author: rudrankriyam

resources/changelog.mdx

@@ -16,6 +16,20 @@ The App Store Connect CLI follows semantic versioning. All releases are availabl
 
 * No unreleased changes yet.
 
+### 1.5.3
+
+**Highlights**:
+
+* `asc web review iaps attach` can now attach non-renewing in-app purchases to App Review submissions through the web-session workflow, matching the subscription review attach surface for IAPs that are not auto-renewable
+* The README now includes a macOS TestFlight distribution example for uploading `.pkg` builds and adding them to macOS tester groups
+* Community surfaces keep growing with PodSized: AI Podcast Summaries
+
+**Changes**:
+
+* `feat(web)`: Add web-session non-renewing IAP review attach with app-scoped lookup, idempotent already-attached handling, confirmation guardrails, and CLI/network regression coverage
+* `docs(testflight)`: Add a macOS TestFlight distribution example to the README
+* `build(community)`: Add PodSized: AI Podcast Summaries to the Wall of Apps
+
 ### 1.5.2
 
 **Highlights**: