11312 rest api cant filter enum type columns by null value (#11343)

- Fixes https://github.com/twentyhq/twenty/issues/11312
- Fixes record undefined on webhook deleted events
- Emit destroy event when deleting record via the rest api

packages/twenty-server/src/modules/webhook/jobs/call-webhook-jobs.job.ts

@@ -1,6 +1,7 @@
 import { Logger } from '@nestjs/common';
 
 import { ArrayContains } from 'typeorm';
+import { isDefined } from 'twenty-shared/utils';
 
 import { ObjectRecordEvent } from 'src/engine/core-modules/event-emitter/types/object-record-event.event';
 import { InjectMessageQueue } from 'src/engine/core-modules/message-queue/decorators/message-queue.decorator';
@@ -61,9 +62,10 @@ export class CallWebhookJobsJob {
       };
       const workspaceId = workspaceEventBatch.workspaceId;
       const record =
-        'after' in eventData.properties
+        'after' in eventData.properties && isDefined(eventData.properties.after)
           ? eventData.properties.after
-          : 'before' in eventData.properties
+          : 'before' in eventData.properties &&
+              isDefined(eventData.properties.before)
             ? eventData.properties.before
             : {};
       const updatedFields =