chore: checkpoint current backend/runtime changes

backend/src/core/taskiq/__init__.py

@@ -0,0 +1,3 @@
+from core.taskiq.app import broker, bulk_broker, critical_broker, default_broker
+
+__all__ = ["broker", "default_broker", "critical_broker", "bulk_broker"]

backend/src/core/taskiq/app.py

@@ -0,0 +1,27 @@
+from __future__ import annotations
+
+from taskiq_redis import ListQueueBroker, RedisAsyncResultBackend
+
+from core.config.settings import config
+from core.logging import configure_logging
+
+
+configure_logging(config)
+
+def _build_broker(queue_name: str) -> ListQueueBroker:
+    return ListQueueBroker(
+        url=config.taskiq_broker_url,
+        queue_name=queue_name,
+    ).with_result_backend(
+        RedisAsyncResultBackend(redis_url=config.taskiq_result_backend_url)
+    )
+
+
+default_broker = _build_broker("default")
+critical_broker = _build_broker("critical")
+bulk_broker = _build_broker("bulk")
+
+# Backward-compatible export name for existing imports/tests.
+broker = default_broker
+
+__all__ = ["broker", "default_broker", "critical_broker", "bulk_broker"]