Coffee Buddy v1.00.00-alpha

All node working. Integrated with camera face tracking, eyes visualization and servo motor actuation based on face position

ros2 run coffee_head camera_node
ros2 run dynamixel_sdk_examples read_write_node
ros2 run coffee_head head_tracking
ros2 run coffee_expressions_state_manager state_manager_node 
ros2 run coffee_expressions plaipin_expressive_eyes