[update] Increase buffer sizes in Client and Server classes for improved WebSocket performance. Add logging for PDF upload processes in CheckUpPage and ServerHandler. Update binary files for barcodes and QR codes.

src/main/java/BsK/client/Client.java

@@ -177,7 +177,7 @@ public class Client {
                                             protected void initChannel(SocketChannel ch) {
                                                 ch.pipeline()
                                                         .addLast(new HttpClientCodec())
-                                                        .addLast(new HttpObjectAggregator(10 * 1024 * 1024))
+                                                        .addLast(new HttpObjectAggregator(50  * 1024 * 1024))
                                                         .addLast(
                                                                 new WebSocketClientProtocolHandler(
                                                                         finalUri,
@@ -185,7 +185,7 @@ public class Client {
                                                                         null,
                                                                         true,
                                                                         new DefaultHttpHeaders(),
-                                                                        10 * 1024 * 1024))
+                                                                        50  * 1024 * 1024))
                                                         .addLast("ws", ClientHandler.INSTANCE);
                                             }
                                         });

src/main/java/BsK/client/ui/component/CheckUpPage/CheckUpPage.java

@@ -3672,7 +3672,7 @@ public class CheckUpPage extends JPanel {
      * @param pdfType The type of PDF ("ultrasound_result" or "medserinvoice")
      */
     private void uploadPdfToBackend(UltrasoundResult ultrasoundResult, String pdfType, String checkupId) {
-
+        log.info("uploadPdfToBackend");
         // Run PDF export and upload in background thread to avoid blocking UI
         CompletableFuture.runAsync(() -> {
             try {

src/main/java/BsK/server/Server.java

@@ -297,8 +297,8 @@ public class Server {
                           ch.pipeline()
                               .addLast(new HttpServerCodec())
                               .addLast(new ChunkedWriteHandler())
-                              .addLast(new HttpObjectAggregator(10 * 1024 * 1024))
-                              .addLast(new WebSocketServerProtocolHandler("/", null, true, 10 * 1024 * 1024))
+                              .addLast(new HttpObjectAggregator(50  * 1024 * 1024))
+                              .addLast(new WebSocketServerProtocolHandler("/", null, true, 50  * 1024 * 1024))
                               .addLast(new ServerHandler());
                         }
                       });

src/main/java/BsK/server/network/handler/ServerHandler.java

@@ -2200,6 +2200,7 @@ public class ServerHandler extends SimpleChannelInboundHandler<TextWebSocketFram
    */
   private void uploadCheckupImageToGoogleDriveAsync(String checkupId, String fileName, byte[] imageData) {
     // CẢI TIẾN: Sử dụng CompletableFuture để xử lý bất đồng bộ, hiệu quả hơn new Thread().
+    log.info("uploadCheckupImageToGoogleDriveAsync");
     CompletableFuture.runAsync(() -> {
         try {
             if (!Server.isGoogleDriveConnected()) {