fix: course_staff and course_admin added in get_course api

lms/djangoapps/discussion/rest_api/api.py

@@ -28,6 +28,12 @@ from rest_framework.exceptions import PermissionDenied
 from rest_framework.request import Request
 from rest_framework.response import Response
 
+from common.djangoapps.student.roles import (
+    CourseInstructorRole,
+    CourseStaffRole,
+    GlobalStaff,
+)
+
 from lms.djangoapps.course_blocks.api import get_course_blocks
 from lms.djangoapps.courseware.courses import get_course_with_access
 from lms.djangoapps.courseware.exceptions import CourseAccessRedirect
@@ -340,6 +346,8 @@ def get_course(request, course_key):
         }),
         "is_group_ta": bool(user_roles & {FORUM_ROLE_GROUP_MODERATOR}),
         "is_user_admin": request.user.is_staff,
+        "is_course_staff": CourseStaffRole(course_key).has_user(request.user),
+        "is_course_admin": CourseInstructorRole(course_key).has_user(request.user),
         "provider": course_config.provider_type,
         "enable_in_context": course_config.enable_in_context,
         "group_at_subsection": course_config.plugin_configuration.get("group_at_subsection", False),