feat(v2): gateway 经 Picker 路由选账户 + retry 换号(ExcludeAccounts);替换首个 enabled

internal/handler/gateway_test.go

@@ -44,7 +44,8 @@ func buildEngineWithStore(t *testing.T) (*gin.Engine, *store.OrderStore) {
 	areg := accounts.New([]config.AccountConfig{
 		{AccountID: "fake-a1", Channel: "fake", Region: "global", Enabled: true, Weight: 1},
 	})
-	g := gateway.New(orders, preg, areg, oneResolver{}, nopEnqueuer{}, "global")
+	picker := accounts.NewRouter(areg, nil, nil)
+	g := gateway.New(orders, preg, picker, oneResolver{}, nopEnqueuer{}, "global")
 	r := gin.New()
 	router.SetupV2(r, g)
 	return r, orders