Use assembly informational version

Author: ronaldbarendse

src/Umbraco.AuthorizedServices/Constants.cs

@@ -1,4 +1,6 @@
-using System.Diagnostics;
+using System.Reflection;
+using Umbraco.Cms.Core.Semver;
+using Umbraco.Extensions;
 
 namespace Umbraco.AuthorizedServices;
 
@@ -10,7 +12,28 @@ public static class Constants
 
     public const string Separator = "-";
 
-    public static readonly string InformationalVersion = FileVersionInfo.GetVersionInfo(typeof(Constants).Assembly.Location).ProductVersion!;
+    public static readonly string InformationalVersion = GetInformationalVersion();
+
+    private static string GetInformationalVersion()
+    {
+        Assembly assembly = typeof(Constants).Assembly;
+        AssemblyInformationalVersionAttribute? assemblyInformationalVersionAttribute = assembly.GetCustomAttribute<AssemblyInformationalVersionAttribute>();
+        if (assemblyInformationalVersionAttribute is not null &&
+            SemVersion.TryParse(assemblyInformationalVersionAttribute.InformationalVersion, out SemVersion? semVersion))
+        {
+            return semVersion!.ToSemanticStringWithoutBuild();
+        }
+        else
+        {
+            AssemblyName assemblyName = assembly.GetName();
+            if (assemblyName.Version is not null)
+            {
+                return assemblyName.Version.ToString(3);
+            }
+        }
+
+        return string.Empty;
+    }
 
     public static class Trees
     {