Doesn't provide membership.
abort(reason) { closed = true; chunks.length = 0; },
，这一点在搜狗输入法2026中也有详细论述
Publication date: 10 March 2026，推荐阅读heLLoword翻译官方下载获取更多信息
A frontend is a container image that BuildKit runs to convert your build definition (Dockerfile, YAML, JSON, HCL, whatever) into LLB. The frontend receives the build context and the build file through the BuildKit Gateway API, and returns a serialized LLB graph.