Update plugins/filter.go

plugins/filter.go

@@ -650,8 +650,19 @@ func sendFilter(f *database.Filter, bot *gotgbot.Bot, chatID, messageID int64, c
 	}
 
 	content := f.Content
-	// Strip usernames from the caption
-	content = usernameRegex.ReplaceAllString(content, "")
+	// If it's a media filter (indexed file), use the clean filename as caption
+	if f.MediaType != "" {
+		if f.FileName != "" {
+			content = f.FileName
+		} else if content != "" {
+			// Extract first non-username line or fallback
+			content = usernameRegex.ReplaceAllString(content, "")
+			content = strings.TrimSpace(content)
+		}
+	} else {
+		// Strip usernames from text filter caption
+		content = usernameRegex.ReplaceAllString(content, "")
+	}
 
 	var (
 		buttons = mapToButton(markup)