初始化

bj_power_workstation/internal/handler/static.go

@@ -1,69 +0,0 @@
-package handler
-
-import (
-	"io/fs"
-	"net/http"
-	"path"
-	"strings"
-)
-
-// indexHandler 服务嵌入式前端首页 web/static/index.html。
-func indexHandler(fsys fs.FS) http.HandlerFunc {
-	return func(w http.ResponseWriter, r *http.Request) {
-		b, err := fs.ReadFile(fsys, "index.html")
-		if err != nil {
-			http.Error(w, "前端页面尚未构建：请在 frontend 目录执行 pnpm build", http.StatusNotFound)
-			return
-		}
-		w.Header().Set("Content-Type", "text/html; charset=utf-8")
-		_, _ = w.Write(b)
-	}
-}
-
-// mimeFallback 构建产物常见静态资源的 Content-Type 兜底表
-// （mime.TypeByExtension 在部分 Windows 环境依赖系统注册表，结果不稳定）。
-var mimeFallback = map[string]string{
-	".html":  "text/html; charset=utf-8",
-	".css":   "text/css; charset=utf-8",
-	".js":    "text/javascript; charset=utf-8",
-	".mjs":   "text/javascript; charset=utf-8",
-	".json":  "application/json; charset=utf-8",
-	".svg":   "image/svg+xml",
-	".png":   "image/png",
-	".jpg":   "image/jpeg",
-	".jpeg":  "image/jpeg",
-	".gif":   "image/gif",
-	".ico":   "image/x-icon",
-	".woff":  "font/woff",
-	".woff2": "font/woff2",
-	".ttf":   "font/ttf",
-	".webp":  "image/webp",
-}
-
-// assetHandler 服务 vite 构建产物 /assets/<file>。
-// 前端使用 hash 路由，静态托管只需覆盖根路径与扁平的 assets 目录。
-func assetHandler(fsys fs.FS) http.HandlerFunc {
-	return func(w http.ResponseWriter, r *http.Request) {
-		name := strings.TrimPrefix(r.URL.EscapedPath(), "/assets/")
-		if name == "" || strings.ContainsAny(name, `/\`) || strings.Contains(name, "..") {
-			http.NotFound(w, r)
-			return
-		}
-		if _, err := fs.Stat(fsys, "assets/"+name); err != nil {
-			http.NotFound(w, r)
-			return
-		}
-
-		ct := mimeFallback[strings.ToLower(path.Ext(name))]
-		if ct == "" {
-			ct = "application/octet-stream"
-		}
-		w.Header().Set("Content-Type", ct)
-		w.Header().Set("Cache-Control", "public, max-age=31536000, immutable") // vite 产物带内容哈希
-		b, err := fs.ReadFile(fsys, "assets/"+name)
-		if err != nil {
-			return
-		}
-		_, _ = w.Write(b)
-	}
-}