feat:backend add router global prefix (#1333)

* feat:backend add router global prefix

* feat: global prefix in plugin router

* feat: remove plugin router prefix and add web router setting

server/config/system.go

@@ -9,4 +9,5 @@ type System struct {
 	UseRedis      bool   `mapstructure:"use-redis" json:"use-redis" yaml:"use-redis"`                // 使用redis
 	LimitCountIP  int    `mapstructure:"iplimit-count" json:"iplimit-count" yaml:"iplimit-count"`
 	LimitTimeIP   int    `mapstructure:"iplimit-time" json:"iplimit-time" yaml:"iplimit-time"`
+	RouterPrefix  string `mapstructure:"router-prefix" json:"router-prefix" yaml:"router-prefix"`
 }