opencv2/opencv.hpp no such file or directory [closed]

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Hi, I am on jetson using ROS melodic version. I am receiving no such file or directory for opencv2/opencv.hpp. I know I am not linking it properly but not sure how to fix it.

cmake_minimum_required(VERSION 2.8.3)
project(camera)

find_package(catkin REQUIRED COMPONENTS
  cv_bridge
  image_transport
  roscpp
  rospy
  sensor_msgs
  std_msgs
  message_generation
  message_runtime
)


generate_messages(
   DEPENDENCIES
   std_msgs
)

catkin_package(
   CATKIN_DEPENDS cv_bridge image_transport roscpp rospy sensor_msgs std_msgs message_generation
  message_runtime
)

include_directories( 
    ${catkin_INCLUDE_DIRS} 
    ${OpenCV_INCLUDE_DIRS} 

)

link_directories(
        /opt/ros/melodic/lib
)

set(CATKIN_LIBS cv_bridge.so image_transport.so message_filters.so class_loader.so dl.so roslib.so rospack.so python2.7.so             boost_program_options.so tinyxml2.so roscpp.so boost_filesystem.so rosconsole.so rosconsole_log4cxx.so rosconsole_backend_interface.so log4cxx.so boost_regex.so xmlrpcpp.so roscpp_serialization.so rostime.so cpp_common.so boost_system.so boost_thread.so boost_chrono.so boost_date_time.so boost_atomic.so pthread.so console_bridge.so)


find_package(OpenCV REQUIRED)
find_package(PkgConfig REQUIRED)
pkg_search_module(PKG_OPENCV REQUIRED opencv)

add_executable(capture src/camera_node.cpp )
add_dependencies(capture ${catkin_EXPORTED_TARGETS} ${${PROJECT_NAME}_EXPORTED_TARGETS})
target_link_libraries(capture ${CATKIN_LIBS} ${PKG_OPENCV_LDFLAGS} ${V4l2_LIBRARIES})

add_executable(detect src/person_detection_node.cpp )
add_dependencies(detect ${catkin_EXPORTED_TARGETS} ${${PROJECT_NAME}_EXPORTED_TARGETS})
target_link_libraries(detect ${CATKIN_LIBS} ${PKG_OPENCV_LDFLAGS} ${V4l2_LIBRARIES})

add_executable(sample_detection_sub src/sample_detection_sub.cpp )
add_dependencies(sample_detection_sub ${catkin_EXPORTED_TARGETS} ${${PROJECT_NAME}_EXPORTED_TARGETS})
target_link_libraries(sample_detection_sub ${CATKIN_LIBS}  ${PKG_OPENCV_LDFLAGS} ${V4l2_LIBRARIES})

Above is my Cmakelist.txt Below is my opencv Installation procedure