Add a management command to run a configured periodic job immediately (…

…cvat-ai#8909)

This can be useful for testing.

cvat/apps/engine/management/commands/runperiodicjob.py

@@ -0,0 +1,23 @@
+from argparse import ArgumentParser
+
+from django.conf import settings
+from django.core.management.base import BaseCommand, CommandError
+from django.utils.module_loading import import_string
+
+
+class Command(BaseCommand):
+    help = "Run a configured periodic job immediately"
+
+    def add_arguments(self, parser: ArgumentParser) -> None:
+        parser.add_argument("job_id", help="ID of the job to run")
+
+    def handle(self, *args, **options):
+        job_id = options["job_id"]
+
+        for job_definition in settings.PERIODIC_RQ_JOBS:
+            if job_definition["id"] == job_id:
+                job_func = import_string(job_definition["func"])
+                job_func()
+                return
+
+        raise CommandError(f"Job with ID {job_id} not found")