1. 生成单个可执行准备块

🌐 1. Generating single executable preparation blobs

为了构建一个单一的可执行应用，Node.js 首先会生成一个包含运行打包脚本所需的所有信息的二进制大块。当使用 --build-sea 时，这一步会在内部完成，同时进行注入。

🌐 To build a single executable application, Node.js would first generate a blob that contains all the necessary information to run the bundled script. When using --build-sea, this step is done internally along with the injection.