change router's names to names with prefix Must, because they might panic

api/block/handle.go

@@ -29,7 +29,10 @@ type blockHandler struct {
 	cfg *config.Config
 }
 
-func Route(config *config.Config) func(chi.Router) {
+func MustRoute(config *config.Config) func(chi.Router) {
+	if config == nil {
+		panic("config is nil")
+	}
 	h := &blockHandler{
 		cfg: config,
 	}