fix(bootstrap module): add bootstrap module to meet future function (#674)

* fix(bootstrap module): add bootstrap module to meet future function

* Fix readme

* Fix panic because log.logger is nil

* fix import

---------

Co-authored-by: zbhan <zbhan@freewheel.tv>

bootstrap/init_hook.go

@@ -0,0 +1,22 @@
+package bootstrap
+
+import "nofx/config"
+
+type InitHook func(config *config.Config) error
+
+var InitHooks []InitHook
+
+// RegisterInitHook 注册初始化钩子
+func RegisterInitHook(hook InitHook) {
+	InitHooks = append(InitHooks, hook)
+}
+
+// RunInitHooks 运行所有注册的初始化钩子
+func RunInitHooks(c *config.Config) error {
+	for _, hookF := range InitHooks {
+		if err := hookF(c); err != nil {
+			return err
+		}
+	}
+	return nil
+}