Update package version and add byte string append method

Updated the `PackageVersion` in `Hexa.NET.Utilities.csproj` from `2.2.2` to `2.2.3`.

Added a new method `Append(byte* cstr)` in `StrBuilder.cs` to append null-terminated byte strings to the buffer, with null handling and index updating.

Author: JunaMeinhold

Hexa.NET.Utilities/Hexa.NET.Utilities.csproj

@@ -19,7 +19,7 @@
 	<PropertyGroup>
 		<PackageId>Hexa.NET.Utilities</PackageId>
 		<AssemblyVersion>1.0.0</AssemblyVersion>
-		<PackageVersion>2.2.2</PackageVersion>
+		<PackageVersion>2.2.3</PackageVersion>
 		<Authors>Juna</Authors>
 		<AssemblyName>Hexa.NET.Utilities</AssemblyName>
 		<PackageProjectUrl>https://github.com/HexaEngine/Hexa.NET.Utilities</PackageProjectUrl>

Hexa.NET.Utilities/Text/StrBuilder.cs

@@ -42,6 +42,22 @@ public void Append(ReadOnlySpan<byte> text)
             Index += written;
         }
 
+        public void Append(byte* cstr)
+        {
+            if (cstr == null) return;
+
+            byte* start = Buffer + Index;
+            byte* ptr = start;
+            byte* end = Buffer + Count;
+
+            while (*cstr != '\0' && ptr != end)
+            {
+                *ptr++ = *cstr++;
+            }
+            int written = (int)(ptr - start);
+            Index += written;
+        }
+
         public void Append(char c)
         {
             Index += Utf8Formatter.ConvertUtf16ToUtf8(c, Buffer + Index, Count - Index);