feat(api): add cache + busting for admin

polylan_submitter/submissions/api.py

@@ -3,6 +3,7 @@ from ninja.files import UploadedFile
 from ninja.pagination import paginate
 from django.db import transaction
 from django.core.files.base import ContentFile
+from django.core.cache import cache
 from django.utils import timezone
 from django.shortcuts import get_object_or_404
 from typing import List
@@ -165,6 +166,9 @@ def create_submission(
                 "responses__files", "responses__puzzle"
             ).get(id=submission.id)
 
+            # Invalidate results cache on successful submission
+            cache.delete("api:results:results")
+
             return submission
 
     except Exception as e:
@@ -201,6 +205,9 @@ def validate_response(request, response_id: int, data: ValidationIn):
 
     response.save()
 
+    # Invalidate results cache when a response is validated
+    cache.delete("api:results:results")
+
     return response
 
 
@@ -256,6 +263,9 @@ def validate_submission(request, submission_id: str):
         "responses__files", "responses__puzzle"
     ).get(id=submission.id)
 
+    # Invalidate results cache when submission is validated
+    cache.delete("api:results:results")
+
     return submission
 
 
@@ -268,6 +278,10 @@ def delete_submission(request, submission_id: str):
 
     submission = get_object_or_404(Submission, id=submission_id)
     submission.delete()
+
+    # Invalidate results cache when submission is deleted
+    cache.delete("api:results:results")
+
     return {"detail": "Submission deleted successfully"}