debug: log all PhotoSize fields on photo upload to diagnose null FileId

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: JaloliddinDeveloper

src/AqlliAgronom.Infrastructure/Telegram/TelegramUpdateHandler.cs

@@ -406,6 +406,15 @@ await botClient.SendMessage(chatId,
     private async Task HandleAddProductPhotoAsync(
         long chatId, PhotoSize[] photos, AddProductState state, TelegramUser? from, CancellationToken ct)
     {
+        // Debug: log all PhotoSize entries to diagnose Telegram.Bot v22 deserialization
+        logger.LogInformation("Photo update: {Count} sizes received for chat {ChatId}", photos.Length, chatId);
+        for (var i = 0; i < photos.Length; i++)
+        {
+            var p = photos[i];
+            logger.LogInformation("  Photo[{I}]: FileId={FileId} UniqueId={UniqueId} W={W} H={H} Size={Size}",
+                i, p.FileId ?? "NULL", p.FileUniqueId ?? "NULL", p.Width, p.Height, p.FileSize);
+        }
+
         // Pick the largest photo that has a valid FileId (Telegram.Bot v22 may leave FileId null on some sizes)
         var bestPhoto = photos
             .Where(p => !string.IsNullOrEmpty(p.FileId))