♻️ Extract the Storage service to DysonNetwork.Drive microservice

DysonNetwork.Drive/TextSanitizer.cs

@@ -0,0 +1,33 @@
+using System.Globalization;
+using System.Text;
+
+namespace DysonNetwork.Drive;
+
+public abstract class TextSanitizer
+{
+    public static string? Sanitize(string? text)
+    {
+        if (string.IsNullOrEmpty(text)) return text;
+
+        // List of control characters to preserve
+        var preserveControlChars = new[] { '\n', '\r', '\t', ' ' };
+        
+        var filtered = new StringBuilder();
+        foreach (var ch in text)
+        {
+            var category = CharUnicodeInfo.GetUnicodeCategory(ch);
+            
+            // Keep whitespace and other specified control characters
+            if (category is not UnicodeCategory.Control || preserveControlChars.Contains(ch))
+            {
+                // Still filter out Format and NonSpacingMark categories
+                if (category is not (UnicodeCategory.Format or UnicodeCategory.NonSpacingMark))
+                {
+                    filtered.Append(ch);
+                }
+            }
+        }
+        
+        return filtered.ToString(); 
+    }
+}