update layercake version

http-api/app/routes/enrollments/cancel.py

@@ -0,0 +1,55 @@
+from aws_lambda_powertools.event_handler.api_gateway import Router
+from elasticsearch import Elasticsearch
+from layercake.dynamodb import (
+    DynamoDBCollection,
+    DynamoDBPersistenceLayer,
+    KeyPair,
+)
+from pydantic import UUID4, BaseModel
+
+from boto3clients import dynamodb_client
+from config import ELASTIC_CONN, ENROLLMENT_TABLE, USER_TABLE
+from middlewares.audit_log_middleware import AuditLogMiddleware
+from middlewares.authentication_middleware import User
+from rules.enrollment import set_status_as_canceled
+
+from .vacancies import router as vacancies
+
+__all__ = ['vacancies']
+
+
+router = Router()
+elastic_client = Elasticsearch(**ELASTIC_CONN)
+enrollment_layer = DynamoDBPersistenceLayer(ENROLLMENT_TABLE, dynamodb_client)
+user_layer = DynamoDBPersistenceLayer(USER_TABLE, dynamodb_client)
+user_collect = DynamoDBCollection(user_layer)
+
+
+class Cancel(BaseModel):
+    id: UUID4 | str
+    lock_hash: str
+    course: dict = {}
+    vacancy: dict = {}
+
+
+@router.patch(
+    '/<id>/cancel',
+    compress=True,
+    tags=['Enrollment'],
+    middlewares=[
+        AuditLogMiddleware('ENROLLMENT_CANCEL', user_collect, ('id', 'course'))
+    ],
+)
+def cancel(id: str, payload: Cancel):
+    user: User = router.context['user']
+
+    set_status_as_canceled(
+        id,
+        lock_hash=payload.lock_hash,
+        author=user.model_dump(),  # type: ignore
+        course=payload.course,  # type: ignore
+        vacancy_key=KeyPair.parse_obj(payload.vacancy),
+        persistence_layer=enrollment_layer,
+    )
+
+    return payload