sine fixes to AP model handling, still getting some sporadic asserts in debug

Code/Framework/AzCore/AzCore/IO/Path/Path.h

@@ -95,6 +95,12 @@ namespace AZ::IO
         constexpr int Compare(AZStd::string_view pathString) const noexcept;
         constexpr int Compare(const value_type* pathString) const noexcept;
 
+        // Extension for fixed strings
+        //! extension: fixed string types with MaxPathLength capacity
+        //! Returns a new instance of an AZStd::fixed_string with capacity of MaxPathLength
+        //! made from the internal string
+        constexpr AZStd::fixed_string<MaxPathLength> FixedMaxPathString() const noexcept;
+
         // decomposition
         //! Given a windows path of "C:\O3DE\foo\bar\name.txt" and a posix path of
         //! "/O3DE/foo/bar/name.txt"

Code/Framework/AzCore/AzCore/IO/Path/Path.inl

@@ -915,6 +915,11 @@ namespace AZ::IO
         return compare_string_view(path);
     }
 
+    constexpr AZStd::fixed_string<MaxPathLength> PathView::FixedMaxPathString() const noexcept
+    {
+        return AZStd::fixed_string<MaxPathLength>(m_path.begin(), m_path.end());
+    }
+
     // decomposition
     constexpr auto PathView::RootName() const -> PathView
     {