docs: public static boolean sendRequestedBlobs(HttpServerExchange exchange) {
          ByteBuffer buffer = null;
          String type = null;
          String etag = null;
          String quotedEtag = null;
          if ("css".equals(exchange.getQueryString())) {
              buffer = Blobs.FILE_CSS_BUFFER.duplicate();
              type = "text/css";
              etag = Blobs.FILE_CSS_ETAG;
              quotedEtag = Blobs.FILE_CSS_ETAG_QUOTED;
          } else if ("js".equals(exchange.getQueryString())) {
              buffer = Blobs.FILE_JS_BUFFER.duplicate();
              type = "application/javascript";
              etag = Blobs.FILE_JS_ETAG;
              quotedEtag = Blobs.FILE_JS_ETAG_QUOTED;
          }
  
          if (buffer != null) {
  
              if(!ETagUtils.handleIfNoneMatch(exchange, new ETag(false, etag), false)) {
                  exchange.setStatusCode(StatusCodes.NOT_MODIFIED);
                  return true;
              }
  
              exchange.getResponseHeaders().put(Headers.CONTENT_LENGTH, String.valueOf(buffer.limit()));
              exchange.getResponseHeaders().put(Headers.CONTENT_TYPE, type);
              exchange.getResponseHeaders().put(Headers.ETAG, quotedEtag);
              if (Methods.HEAD.equals(exchange.getRequestMethod())) {
                  exchange.endExchange();
                  return true;
              }
              exchange.getResponseSender().send(buffer);
  
              return true;
          }
  
          return false;
      }