feat: 使用左开右闭区间定义每边的 LEDs。

src-tauri/src/rpc/manager.rs

@@ -38,4 +38,18 @@ impl Manager {
             .await
             .map_err(|error| anyhow::anyhow!("mqtt publish failed. {}", error))
     }
+
+    pub async fn publish_led_sub_pixels(&self, payload: Vec<u8>) -> anyhow::Result<()> {
+
+        self.mqtt
+            .client
+            .publish(
+                "display-ambient-light/desktop/colors",
+                rumqttc::QoS::AtLeastOnce,
+                false,
+                payload,
+            )
+            .await
+            .map_err(|error| anyhow::anyhow!("mqtt publish failed. {}", error))
+    }
 }