feat: add heartbeat to authoring api (#34449)

* feat: add heartbeat to authoring api

cms/djangoapps/contentstore/rest_api/v0/urls.py

@@ -13,6 +13,7 @@
     TranscriptView,
     YoutubeTranscriptCheckView,
     YoutubeTranscriptUploadView,
+    APIHeartBeatView
 )
 from .views import assets
 from .views import authoring_videos
@@ -45,6 +46,9 @@
     ),
 
     # Authoring API
+    re_path(
+        r'^heartbeat$', APIHeartBeatView.as_view(), name='heartbeat'
+    ),
     re_path(
         fr'^file_assets/{settings.COURSE_ID_PATTERN}$',
         assets.AssetsCreateRetrieveView.as_view(), name='cms_api_create_retrieve_assets'

cms/djangoapps/contentstore/rest_api/v0/views/__init__.py

@@ -4,3 +4,4 @@
 from .advanced_settings import AdvancedCourseSettingsView
 from .tabs import CourseTabSettingsView, CourseTabListView, CourseTabReorderView
 from .transcripts import TranscriptView, YoutubeTranscriptCheckView, YoutubeTranscriptUploadView
+from .api_heartbeat import APIHeartBeatView

cms/djangoapps/contentstore/rest_api/v0/views/api_heartbeat.py

@@ -0,0 +1,48 @@
+""" View For Getting the Status of The Authoring API """
+import edx_api_doc_tools as apidocs
+from rest_framework.views import APIView
+from rest_framework.request import Request
+from rest_framework.response import Response
+from rest_framework import status
+from openedx.core.lib.api.view_utils import DeveloperErrorViewMixin, view_auth_classes
+import cms.djangoapps.contentstore.toggles as toggles
+
+
+class APIHeartBeatView(DeveloperErrorViewMixin, APIView):
+    """
+    View for getting the Authoring API's status
+    """
+
+    @apidocs.schema(
+        parameters=[],
+        responses={
+            200: "The API is online",
+            401: "The requester is not authenticated.",
+            403: "The API is not availible",
+        },
+    )
+    @view_auth_classes(is_authenticated=True)
+    def get(self, request: Request):
+        """
+        Get an object containing the Authoring API's status
+
+        **Example Request**
+
+            GET /api/contentstore/v0/heartbeat
+
+        **Response Values**
+
+        If the request is successful, an HTTP 200 "OK" response is returned.
+        The HTTP 200 response contains a single dict with the  "authoring_api_enabled" value "True".
+
+        **Example Response**
+
+        ```json
+        {
+            "authoring_api_enabled": "True"
+        }
+        ```
+        """
+        if toggles.use_studio_content_api():
+            return Response({'status': 'heartbeat successful'}, status=status.HTTP_200_OK)
+        return Response(status=status.HTTP_403_FORBIDDEN)