Deprecation announcement for Az.PostgreSql module

src/PostgreSql/PostgreSql.Autorest/README.md

@@ -61,6 +61,14 @@ use-extension:
   "@autorest/powershell": "3.x"
 
 directive:
+  - where:
+      verb: (.*)
+    set:
+      breaking-change:
+        deprecated-by-version: '-'
+        deprecated-by-azversion: 16.0.0
+        change-effective-date: 2026/06/02
+        change-description: This module will be retired and replaced with a new one called Az.PostgreSqlFlexibleServer.
   - from: swagger-document
     where: $.paths..operationId
     transform: return $.replace(/^CheckNameAvailability_Execute$/g, "NameAvailability_Test")

src/PostgreSql/PostgreSql/ChangeLog.md

@@ -18,10 +18,11 @@
         - Additional information about change #1
 -->
 ## Upcoming Release
+* Added breaking change message: This module will be retired and replaced with a new one called Az.PostgreSqlFlexibleServer.
 
 ## Version 1.4.0
-- Aligned with SimplySql, use a PSCredential object instead of UserName/Password parameters when calling Open-PostGreConnection
-- Introduced a Timeout value when running Test-AzPostgreSqlFlexibleServerConnect with long running query
+* Aligned with SimplySql, use a PSCredential object instead of UserName/Password parameters when calling Open-PostGreConnection
+*-* Introduced a Timeout value when running Test-AzPostgreSqlFlexibleServerConnect with long running query
 
 ## Version 1.3.0
 * Added support for Geo-restore in `Restore-AzPostgreSqlFlexibleServer` cmdlets.