cmd/pkgserver: flatten static site

Signed-off-by: Ophestra <cat@gensokyo.uk>

cmd/pkgserver/internal/ui/ui.go

@@ -3,19 +3,7 @@ package ui
 
 import "net/http"
 
-func serveWebUI(w http.ResponseWriter, r *http.Request) {
-	w.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
-	w.Header().Set("Pragma", "no-cache")
-	w.Header().Set("Expires", "0")
-	w.Header().Set("X-Content-Type-Options", "nosniff")
-	w.Header().Set("X-XSS-Protection", "1")
-	w.Header().Set("X-Frame-Options", "DENY")
-
-	http.ServeFileFS(w, r, content, "static/index.html")
-}
-
 // Register arranges for mux to serve the embedded frontend.
 func Register(mux *http.ServeMux) {
-	mux.Handle("GET /", http.FileServer(http.FS(content)))
-	mux.HandleFunc("GET /{$}", serveWebUI)
+	mux.Handle("GET /", http.FileServer(http.FS(static)))
 }