Added I18N assistant for localization of AI Studio content (#422)

app/SharedTools/LuaTable.cs

@@ -0,0 +1,41 @@
+using System.Text;
+
+namespace SharedTools;
+
+public static class LuaTable
+{
+    public static string Create(ref StringBuilder sb, string tableVariableName, IReadOnlyDictionary<string, string> keyValuePairs, IReadOnlyDictionary<string, string>? commentContent = null, CancellationToken cancellationToken = default)
+    {
+        //
+        // Add the UI_TEXT_CONTENT table:
+        //
+        sb.AppendLine($$"""{{tableVariableName}} = {}""");
+        foreach (var kvp in keyValuePairs.OrderBy(x => x.Key))
+        {
+            if (cancellationToken.IsCancellationRequested)
+                return sb.ToString();
+            
+            var key = kvp.Key;
+            var value = kvp.Value.Replace("\n", " ").Trim();
+            var commentValue = commentContent is null ? value : commentContent.GetValueOrDefault(key, value);
+
+            // Remove the "UI_TEXT_CONTENT." prefix from the key:
+            const string UI_TEXT_CONTENT = "UI_TEXT_CONTENT.";
+            var keyWithoutPrefix = key.StartsWith(UI_TEXT_CONTENT, StringComparison.OrdinalIgnoreCase) ? key[UI_TEXT_CONTENT.Length..] : key;
+
+            // Replace all dots in the key with colons:
+            keyWithoutPrefix = keyWithoutPrefix.Replace(".", "::");
+            
+            // Add a comment with the original text content:
+            sb.AppendLine();
+            sb.AppendLine($"-- {commentContent}");
+            
+            // Add the assignment to the UI_TEXT_CONTENT table:
+            sb.AppendLine($"""
+                           UI_TEXT_CONTENT["{keyWithoutPrefix}"] = "{LuaTools.EscapeLuaString(value)}"
+                           """);
+        }
+        
+        return sb.ToString();
+    }
+}

app/SharedTools/LuaTools.cs

@@ -0,0 +1,10 @@
+namespace SharedTools;
+
+public static class LuaTools
+{
+    public static string EscapeLuaString(string value)
+    {
+        // Replace backslashes with double backslashes and escape double quotes:
+        return value.Replace("\\", @"\\").Replace("\"", "\\\"");
+    }
+}