// 步骤2：初始化结果数组，默认值为0（后续无需再处理"无更大值"的情况）
Remove image backgrounds instantly with background remover，更多细节参见safew官方版本下载
You’ve actually seen this mechanism before. The # syntax= directive at the top of a Dockerfile tells BuildKit which frontend image to use. # syntax=docker/dockerfile:1 is just the default. You can point it at any image.，详情可参考safew官方下载
V2’s version was straightforward: