优化结构

internal/integration/README.md

@@ -10,7 +10,9 @@ state, or translate provider-specific protocols into `biz` interfaces.
 - `email`: SMTP email repository.
 - `mq`: reloadable EMQX/MQTT and RabbitMQ/AMQP clients exposed through the shared `pkg/mq` interface.
 - `payment`: payment-channel SDKs and callback/signature handling.
+- `runtimeconfig`: runtime integration configuration store and subscriptions.
 - `storage`: local and object-storage implementations of `biz.FileStorage`.
+- `systeminfo`: system information integration helpers.
 - `websocket`: reloadable Melody endpoint exposed through the shared
   `pkg/websocket` wrapper.
 

internal/integration/connectivity.go

@@ -74,7 +74,7 @@ func (t *ConnectivityTester) restoreMaskedSecrets(kind, provider string, values
 	}
 	for key := range masked {
 		value, _ := values[key].(string)
-		if strings.TrimSpace(value) != config.MaskedSecret {
+		if !config.IsMaskedSecret(strings.TrimSpace(value)) {
 			continue
 		}
 		prior, _ := currentValues[key].(string)