Add items from newsletter changelog to what's new (#1124)

@S3Prototype Feel free to manipulate these as you see fit if you think
different formatting/verbiage makes more sense for this page. These are
just copy-pasted from the newsletter *changelog* section I showed you
earlier today.

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Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
Co-authored-by: Shaquil Hansford <[email protected]>

docs/whats-new.mdx

@@ -15,11 +15,23 @@ You can expect this page to update regularly (at least monthly). We'll include t
 ## December 2024
 
 - 2024-12-20 - Released [Traffic Policy macros](/traffic-policy/macros) that enable you to encode or decode query strings, Base64 data, and JSON. This simplifies handling [action result variables](/traffic-policy/variables/action/) for OAuth and [custom response](/traffic-policy/actions/custom-response/#action-result-variables) actions.
-
 - 2024-12-19 - Add tls termination to V3 agent configs.
+- 2024-12-11 - Published the Traffic Policy variables for our [IP Intelligence
+  system](/docs/traffic-policy/variables/ip-intel/), allowing you to take specific action on traffic coming from IPs on trusted blocklists, Tor routers, or popular cloud providers.
+- 2024-12-06 - Released new versions of the [ngrok Kubernetes Operator](https://github.com/ngrok/ngrok-operator/releases/tag/helm-chart-0.17.0-rc.2) and Helm chart with a preview of creating agent endpoints for your K8s clusters.
+- 2024-12-05 - Published new [Traffic Policy
+  documentation](/docs/traffic-policy/) with explainers of core concepts, deeper references for macros, drop-in templates for traffic management, and more.
+- 2024-12-04 - Added create/delete operations for cloud endpoints in the new
+  [endpoints UI](https://dashboard.ngrok.com/endpoints); improved UX for filtering endpoints based on customer feedback.
 
 ## November 2024
 
+- 2024-11-26 - Enhanced error messages for Kubernetes bindings in the ngrok Kubernetes Operator.
+- 2024-11-25 - Improved Traffic Inspector's HTTP failure results for better observability into failed requests due to Traffic Policy IP restrictions, account rate limits, and more, including the associated ngrok error for faster troubleshooting.
+- 2024-11-20 - Migrated two existing features to Traffic Policy actions: [basic
+  authentication](/docs/traffic-policy/actions/basic-auth) and [webhook verification](/docs/traffic-policy/actions/verify-webhook).
+- 2024-11-18 - Shipped a new [endpoints
+  UI](https://dashboard.ngrok.com/endpoints) to the dashboard for centralized management and monitoring of your agent and cloud endpoints.
 - 2024-11-07 - Fixed how agent diagnose reports non-zero exit codes.
 
 ## October 2024