Implement async processing with Celery, Redis, and queue-based email notifications

scraibe/celery_app.py

@@ -0,0 +1,28 @@
+"""
+Celery application for async transcription jobs.
+"""
+
+import os
+from celery import Celery
+
+broker_url = os.getenv("CELERY_BROKER_URL", "redis://redis:6379/0")
+result_backend = os.getenv("CELERY_RESULT_BACKEND", "redis://redis:6379/0")
+
+celery_app = Celery(
+    "scraibe",
+    broker=broker_url,
+    backend=result_backend,
+)
+
+celery_app.conf.update(
+    task_routes={
+        "scraibe.tasks.process_transcription_task": {"queue": "transcription"},
+    },
+    task_serializer="json",
+    result_serializer="json",
+    accept_content=["json"],
+    timezone="UTC",
+    enable_utc=True,
+)
+
+celery_app.autodiscover_tasks(["scraibe.tasks"])