chore: standardize project comments in English

web/embed.go

@@ -1,7 +1,7 @@
 //go:build !dev
 
-// Package web 把前端构建产物（web/dist，由 pnpm build 生成）嵌入 Go 二进制。
-// 开发时使用 -tags dev，前端由 Vite 开发服务器提供，见 embed_dev.go。
+// Package web embeds the frontend build (web/dist, generated by pnpm build) in the Go binary.
+// Use -tags dev during development; Vite serves the frontend, as described in embed_dev.go.
 package web
 
 import (
@@ -17,12 +17,12 @@ var dist embed.FS
 func Dist() fs.FS {
 	sub, err := fs.Sub(dist, "dist")
 	if err != nil {
-		panic(err) // 路径为编译期常量，不会失败
+		panic(err) // The compile-time constant path cannot fail.
 	}
 	return sub
 }
 
-// BuildVersion 与页面入口使用同一构建标识，生产产物缺失时明确失败。
+// BuildVersion shares the page entry's build identifier and fails explicitly when production output is missing.
 func BuildVersion() (string, error) {
 	html, err := fs.ReadFile(Dist(), "index.html")
 	if err != nil {