diff --git a/build/build.ps1 b/build/build.ps1
index ec53199251..dafae2665a 100644
--- a/build/build.ps1
+++ b/build/build.ps1
@@ -452,9 +452,22 @@
     if ($this.OnError()) { return }
     $this.PrepareAzureGallery()
     if ($this.OnError()) { return }
+    $this.PostPackageHook()
+    if ($this.OnError()) { return }
     Write-Host "Done"
   })
 
+  $ubuild.DefineMethod("PostPackageHook",
+  {
+    # run hook
+    if ($this.HasMethod("PostPackage"))
+    {
+      Write-Host "Run PostPackage hook"
+      $this.PostPackage();
+      if (-not $?) { throw "Failed to run hook." }
+    }
+  })
+
   # ################################################################
   # RUN
   # ################################################################
diff --git a/src/SolutionInfo.cs b/src/SolutionInfo.cs
index c161c81340..ce40bd9baa 100644
--- a/src/SolutionInfo.cs
+++ b/src/SolutionInfo.cs
@@ -19,4 +19,4 @@ using System.Resources;
 
 // these are FYI and changed automatically
 [assembly: AssemblyFileVersion("8.0.0")]
-[assembly: AssemblyInformationalVersion("8.0.0-alpha.57")]
+[assembly: AssemblyInformationalVersion("8.0.0-alpha.58")]
diff --git a/src/Umbraco.Core/Composing/Current.cs b/src/Umbraco.Core/Composing/Current.cs
index 7050f3b112..cf67409925 100644
--- a/src/Umbraco.Core/Composing/Current.cs
+++ b/src/Umbraco.Core/Composing/Current.cs
@@ -61,9 +61,14 @@ namespace Umbraco.Core.Composing
 
         internal static bool HasFactory => _factory != null;
 
-        // for UNIT TESTS exclusively!
-        // resets *everything* that is 'current'
-        internal static void Reset()
+        /// <summary>
+        /// Resets <see cref="Current"/>. Indented for testing only, and not supported in production code.
+        /// </summary>
+        /// <remarks>
+        /// <para>For UNIT TESTS exclusively.</para>
+        /// <para>Resets everything that is 'current'.</para>
+        /// </remarks>
+        public static void Reset()
         {
             _factory.DisposeIfDisposable();
             _factory = null;
@@ -78,10 +83,15 @@ namespace Umbraco.Core.Composing
             Resetted?.Invoke(null, EventArgs.Empty);
         }
 
-        // for UNIT TESTS exclusively!
-        // unlocks configuration, so it is possible to add configurations
-        // to Current.Configs - without having to use composition.Configs
-        internal static void UnlockConfigs()
+        /// <summary>
+        /// Unlocks <see cref="Configs"/>. Intended for testing only, and not supported in production code.
+        /// </summary>
+        /// <remarks>
+        /// <para>For UNIT TESTS exclusively.</para>
+        /// <para>Unlocks <see cref="Configs"/> so that it is possible to add configurations
+        /// directly to <see cref="Current"/> without having to wire composition.</para>
+        /// </remarks>
+        public static void UnlockConfigs()
         {
             if (_factory != null)
                 throw new InvalidOperationException("Cannot unlock configs when a factory has been set.");
diff --git a/src/Umbraco.Web.UI/Umbraco.Web.UI.csproj b/src/Umbraco.Web.UI/Umbraco.Web.UI.csproj
index a673f5d45c..43c7c40b50 100644
--- a/src/Umbraco.Web.UI/Umbraco.Web.UI.csproj
+++ b/src/Umbraco.Web.UI/Umbraco.Web.UI.csproj
@@ -107,7 +107,7 @@
     <PackageReference Include="MySql.Data" Version="6.10.7" />
     <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
     <PackageReference Include="Umbraco.ModelsBuilder.Ui">
-      <Version>8.0.0-alpha.26</Version>
+      <Version>8.0.0-alpha.29</Version>
     </PackageReference>
     <PackageReference Include="Umbraco.SqlServerCE" Version="4.0.0.1" />
   </ItemGroup>
diff --git a/src/Umbraco.Web.UI/Umbraco/Views/Default.cshtml b/src/Umbraco.Web.UI/Umbraco/Views/Default.cshtml
index 8c684562cf..6b7906dac5 100644
--- a/src/Umbraco.Web.UI/Umbraco/Views/Default.cshtml
+++ b/src/Umbraco.Web.UI/Umbraco/Views/Default.cshtml
@@ -118,7 +118,7 @@
         on-login="hideLoginScreen()">
     </umb-login>
 
-    @Html.BareMinimumServerVariablesScript(Url, Url.Action("ExternalLogin", "BackOffice", new { area = ViewBag.UmbracoPath }), Model.Features, Current.Config.Global())
+    @Html.BareMinimumServerVariablesScript(Url, Url.Action("ExternalLogin", "BackOffice", new { area = ViewBag.UmbracoPath }), Model.Features, Current.Configs.Global())
 
     <script>
 
diff --git a/src/Umbraco.Web.UI/web.Template.config b/src/Umbraco.Web.UI/web.Template.config
index 50319370e9..6bc1216d34 100644
--- a/src/Umbraco.Web.UI/web.Template.config
+++ b/src/Umbraco.Web.UI/web.Template.config
@@ -303,11 +303,11 @@
     <system.codedom>
         <compilers>
             <compiler language="c#;cs;csharp" extension=".cs"
-              type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.CSharpCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
+              type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.CSharpCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=2.0.1.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
               warningLevel="4"
               compilerOptions="/langversion:7 /nowarn:1659;1699;1701" />
             <compiler language="vb;vbs;visualbasic;vbscript" extension=".vb"
-              type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.VBCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
+              type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.VBCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=2.0.1.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
               warningLevel="4"
               compilerOptions="/langversion:14 /nowarn:41008 /define:_MYTYPE=\&quot;Web\&quot; /optionInfer+"/>
         </compilers>