更新接口

package.xml

@@ -3,7 +3,10 @@
 <package format="3">
   <name>origincar_bridge</name>
   <version>1.0.0</version>
-  <description>ROS2 bridge relay: HTTP API ⇄ ROS2 topics (image, IMU, /cmd_vel)</description>
+  <description>
+    ROS2 bridge relay for Origincar Simulation HTTP API.
+    Bridges /image, /imu, /scan, /odom, /power (HTTP→ROS2) and /cmd_vel→/cmd (ROS2→HTTP).
+  </description>
   <maintainer email="user@example.com">cyy</maintainer>
   <license>Apache-2.0</license>
 
@@ -11,7 +14,9 @@
 
   <depend>rclpy</depend>
   <depend>sensor_msgs</depend>
+  <depend>nav_msgs</depend>
   <depend>geometry_msgs</depend>
+  <depend>std_msgs</depend>
   <depend>cv_bridge</depend>
   <depend>python3-numpy</depend>
   <depend>python3-opencv</depend>