fix: print path triggering containsControlCharacters error

Sources/File System Primitives/File.Path.Error.swift

@@ -15,7 +15,7 @@ extension File.Path {
         ///
         /// Control characters are invalid in file paths and can cause
         /// security issues or unexpected behavior with system calls.
-        case containsControlCharacters
+        case containsControlCharacters(String)
     }
 }
 
@@ -26,8 +26,8 @@ extension File.Path.Error: CustomStringConvertible {
         switch self {
         case .empty:
             return "Path is empty"
-        case .containsControlCharacters:
-            return "Path contains control characters"
+        case .containsControlCharacters(let path):
+            return "Path contains control characters - \(path)"
         }
     }
 }

Sources/File System Primitives/File.Path.swift

@@ -40,7 +40,7 @@ extension File {
             // Check for control characters before FilePath conversion
             // (FilePath may truncate at NUL, so we validate the original string)
             if string.utf8.contains(where: \.ascii.isControl) {
-                throw .containsControlCharacters
+                throw .containsControlCharacters(string)
             }
 
             self._path = FilePath(string)