Increment package version after release of Azure.Core (#59694)

Author: azure-sdk

eng/centralpackagemanagement/Directory.Packages.props

@@ -105,7 +105,7 @@
     <PackageVersion Include="Azure.AI.OpenAI" Version="2.0.0" />
     <PackageVersion Include="Azure.AI.Projects" Version="2.0.1" />
     <PackageVersion Include="Azure.Communication.Common" Version="1.4.0" />
-    <PackageVersion Include="Azure.Core" Version="1.57.0" />
+    <PackageVersion Include="Azure.Core" Version="1.58.0" />
     <PackageVersion Include="Azure.Core.Amqp" Version="1.3.1" />
     <PackageVersion Include="Azure.Core.Experimental" Version="0.1.0-preview.36" />
     <PackageVersion Include="Azure.Core.Expressions.DataFactory" Version="1.0.0" />

sdk/core/Azure.Core/CHANGELOG.md

@@ -1,5 +1,15 @@
 # Release History
 
+## 1.59.0-beta.1 (Unreleased)
+
+### Features Added
+
+### Breaking Changes
+
+### Bugs Fixed
+
+### Other Changes
+
 ## 1.58.0 (2026-06-04)
 
 ### Features Added

sdk/core/Azure.Core/src/Azure.Core.csproj

@@ -2,9 +2,9 @@
   <PropertyGroup>
     <Description>This is the implementation of the Azure Client Pipeline</Description>
     <AssemblyTitle>Microsoft Azure Client Pipeline</AssemblyTitle>
-    <Version>1.58.0</Version>
+    <Version>1.59.0-beta.1</Version>
     <!--The ApiCompatVersion is managed automatically and should not generally be modified manually.-->
-    <ApiCompatVersion>1.57.0</ApiCompatVersion>
+    <ApiCompatVersion>1.58.0</ApiCompatVersion>
     <PackageTags>Microsoft Azure Client Pipeline</PackageTags>
     <Nullable>enable</Nullable>
     <DefineConstants>$(DefineConstants);AZURE_NULLABLE;HAS_INTERNALS_VISIBLE_CORE</DefineConstants>