feature: support cosocket and other yieldable APIs in init_worker_by_lua*

src/ngx_http_lua_common.h

@@ -344,6 +344,10 @@ struct ngx_http_lua_main_conf_s {
     unsigned             requires_capture_log:1;
     unsigned             requires_server_rewrite:1;
     unsigned             requires_precontent:1;
+
+    ngx_msec_t           init_worker_timeout;
+    ngx_queue_t          deferred_timers;
+    ngx_flag_t           init_worker_abort_on_error;
 };