add parameter and launch for lidar reader

src/object_detection/launch/object_detection_launch_both.py

@@ -0,0 +1,23 @@
+from launch import LaunchDescription
+from launch_ros.actions import Node
+
+def generate_launch_description():
+    return LaunchDescription([
+        Node(
+            package="object_detection",
+            executable="multiflex_reader",
+            name="multiflex_reader",
+            parameters=[
+                {"multiflex_serial_port": "/dev/ttyACM0"}
+            ]
+        ),
+        Node(
+            package="object_detection",
+            executable="lidar_reader",
+            name="lidar_reader",
+            parameters=[
+                {"lidar_serial_port": "/dev/ttyUSB0"} # TODO test
+            ]
+        )
+
+    ])

src/object_detection/launch/object_detection_launch_multiflex.py

@@ -8,7 +8,7 @@ def generate_launch_description():
             executable="multiflex_reader",
             name="multiflex_reader",
             parameters=[
-                {"serial_port": "/dev/ttyACM0"}
+                {"multiflex_serial_port": "/dev/ttyACM0"}
             ]
         )