feat: set default expiration in select

src/server/server.go

@@ -189,6 +189,7 @@ type PageData struct {
 	Title       string
 	Version     string
 	Expirations []int
+	Expiration  int
 	Languages   []string
 	Err         error
 	URL         string
@@ -426,6 +427,7 @@ func (s *Server) Start() error {
 	p := PageData{
 		Title:       s.config.Title,
 		Expirations: s.config.Expirations,
+		Expiration:  s.config.Expiration,
 		Languages:   s.config.Languages,
 	}