update Changelog

Signed-off-by: Hamzah Qudsi <[email protected]>

CHANGELOG.md

@@ -103,6 +103,10 @@ it will be removed; but as it won't be user-visible this isn't considered a brea
   config. This has been fixed and the `alt_stats_name` field in the cluster config is now set
   correctly. (Thanks to <a href="https://github.com/psalaberria002">Paul</a>!)
 
+- Feature: The AMBASSADOR_WATCH_INTERVAL_SEC env var can be optionally set to batch changes for the
+  specified  window period before doing an Envoy reconfiguration. "0" means reconfigurations happen
+  as soon  as Emissary receives a new update. The default is "0" if not set.
+
 [#4354]: https://github.com/emissary-ingress/emissary/issues/4354
 
 ## [3.1.1] TBD

docs/releaseNotes.yml

@@ -74,14 +74,19 @@ items:
           deny traffic when it is unable to communicate to the RateLimitService 
           returning a 500.
         docs: https://www.getambassador.io/docs/emissary/latest/topics/running/services/rate-limit-service/
-
       - title: Properly populate alt_state_name for Tracing, Auth and RateLimit Services
         type: bugfix
         body: >-
           Previously, setting the <code>stats_name</code> for the <code>TracingService</code>, <code>RateLimitService</code> 
           or the <code>AuthService</code> would have no affect because it was not being properly passed to the Envoy cluster
           config. This has been fixed and the <code>alt_stats_name</code> field in the cluster config is now set correctly.
           (Thanks to <a href="https://github.com/psalaberria002">Paul</a>!)
+      - title: Add support for config change batch window before reconfiguring Envoy
+        type: feature
+        body: >-
+          The AMBASSADOR_WATCH_INTERVAL_SEC env var can be optionally set to batch changes for the specified 
+          window period before doing an Envoy reconfiguration. "0" means reconfigurations happen as soon 
+          as Emissary receives a new update. The default is "0" if not set.
 
   - version: 3.1.1
     prevVersion: 3.1.0