feat(reports): load user summaries on demand

apps/reports/api/views.py

@@ -20,6 +20,7 @@ from apps.reports.services import (
     build_chart_report,
     build_day_details_report,
     build_table_report,
+    build_user_summary_report,
     load_report_filters,
 )
 from apps.reports.tasks import generate_report_export_task
@@ -83,6 +84,24 @@ class ReportDayDetailsView(APIView):
         return Response(payload)
 
 
+class ReportUserSummaryView(APIView):
+    permission_classes = [IsAuthenticated]
+
+    @extend_schema(responses=dict)
+    def get(self, request):
+        workspace_id = request.query_params.get("workspace")
+        payload = get_or_set_cache_payload(
+            CACHE_NAMESPACE_REPORTS,
+            ttl_seconds=REPORT_CACHE_TTL_SECONDS,
+            builder=lambda: build_user_summary_report(request.user, request.query_params),
+            resource="user-summary",
+            user_id=request.user.id,
+            workspace_id=workspace_id,
+            params=request.query_params,
+        )
+        return Response(payload)
+
+
 class ReportExportJobViewSet(
     mixins.CreateModelMixin,
     mixins.ListModelMixin,