fix SetLocaleFromCookie comment

server/middleware/set_locale.go

@@ -7,11 +7,14 @@ import (
 	"codeberg.org/vnpower/pixivfe/v2/server/session"
 )
 
-// ProvideUserContext is a middleware that wraps an http.Handler
-// to inject a user context into each incoming request.
+// SetLocaleFromCookie is a middleware that extracts the user's locale preference
+// from a cookie and sets it in the i18n package.
 func SetLocaleFromCookie(h http.Handler) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		i18n.SetLocale(session.GetCookie(r, session.Cookie_Locale))
+		locale := session.GetCookie(r, session.Cookie_Locale)
+
+		i18n.SetLocale(locale)
+
 		h.ServeHTTP(w, r)
 	})
 }