♻️ I have no idea what am I doing. Might be mixing stuff

DysonNetwork.Shared/Content/TextSanitizer.cs

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+using System.Text;
+using System.Globalization;
+using System.Text.RegularExpressions;
+
+namespace DysonNetwork.Shared.Content;
+
+public abstract partial class TextSanitizer
+{
+    [GeneratedRegex(@"[\u0000-\u001F\u007F\u200B-\u200F\u202A-\u202E\u2060-\u206F\uFFF0-\uFFFF]")]
+    private static partial Regex WeirdUnicodeRegex();
+
+    [GeneratedRegex(@"[\r\n]+")]
+    private static partial Regex NewlineRegex();
+
+    public static string? Sanitize(string? text)
+    {
+        if (text is null) return null;
+
+        // Normalize weird Unicode characters
+        var cleaned = WeirdUnicodeRegex().Replace(text, "");
+
+        // Normalize bold/italic/fancy unicode letters to ASCII
+        cleaned = NormalizeFancyUnicode(cleaned);
+
+        // Replace multiple newlines with a single newline
+        cleaned = NewlineRegex().Replace(cleaned, "\n");
+
+        return cleaned;
+    }
+
+    private static string NormalizeFancyUnicode(string input)
+    {
+        var sb = new StringBuilder(input.Length);
+        foreach (var c in input.Normalize(NormalizationForm.FormKC).Where(c =>
+                     char.GetUnicodeCategory(c) != UnicodeCategory.NonSpacingMark))
+            sb.Append(c);
+
+        return sb.ToString();
+    }
+}