Update README

Author: kPatch

coffee_ws/README.md

@@ -7,13 +7,11 @@ ros-source
 ros2 launch coffee_head all_nodes.launch.py
 ```
 
-- Camera node handles opening the camera, tracking faces (src/coffee_head/coffee_head/camera_node.py).
-
-- Head tracking handles the PID controller, and is in coordination with the camera node to move the motors to center the detected face in frame (src/coffee_head/coffee_head/head_tracking.py).
--- Subscribes to the camera node.
-
-- Coffee Eyes shows the eye visuals for the Coffee Buddy robot,  (src/coffee_face/coffee_face/coffee_eyes.py).
--- Subscribes to the camera node to adjust eye position in window.
+- Camera node handles opening the camera, tracking faces (`src/coffee_head/coffee_head/camera_node.py`).
+- Head tracking handles the PID controller, and is in coordination with the camera node to move the motors to center the detected face in frame (`src/coffee_head/coffee_head/head_tracking.py`).
+  - Subscribes to the camera node.
+  - Coffee Eyes shows the eye visuals for the Coffee Buddy robot,  (`src/coffee_face/coffee_face/coffee_eyes.py`).
+  - Subscribes to the camera node to adjust eye position in window.
 
 Commands to launch separate nodes: