代码拉取完成，页面将自动刷新
1.server/src/main/java/cn/keking/utils/DownloadUtils.java中108行，修改为
restTemplate.execute(url.toURI(), HttpMethod.GET, requestCallback, fileResponse -> {
FileUtils.copyToFile(fileResponse.getBody(), realFile);
return null;
});
主要解决发送请求时的url选择错误问题。
RasterizationQuality rasterizationQuality = new RasterizationQuality();
rasterizationQuality.setArc(RasterizationQualityValue.High);
rasterizationQuality.setHatch(RasterizationQualityValue.High);
rasterizationQuality.setText(RasterizationQualityValue.High);
rasterizationQuality.setOle(RasterizationQualityValue.High);
rasterizationQuality.setObjectsPrecision(RasterizationQualityValue.High);
rasterizationQuality.setTextThicknessNormalization(true);
CadRasterizationOptions cadRasterizationOptions = new CadRasterizationOptions();
cadRasterizationOptions.setBackgroundColor(Optional.ofNullable(cadImage.getBackgroundColor()).orElse(Color.getWhite()));
cadRasterizationOptions.setPageWidth(cadImage.getWidth());
cadRasterizationOptions.setPageHeight(cadImage.getHeight());
cadRasterizationOptions.setUnitType(cadImage.getUnitType());
cadRasterizationOptions.setAutomaticLayoutsScaling(false);
cadRasterizationOptions.setNoScaling(false);
cadRasterizationOptions.setQuality(rasterizationQuality);
cadRasterizationOptions.setDrawType(CadDrawTypeMode.UseObjectColor);
cadRasterizationOptions.setExportAllLayoutContent(true);
cadRasterizationOptions.setVisibilityMode(VisibilityMode.AsScreen);
