feat(image-render): Redis BLPOP worker + 3 provider dispatch

services/image-render/tests/test_worker.py

@@ -0,0 +1,15 @@
+import worker
+
+
+def test_dispatch_routes_to_provider(monkeypatch):
+    called = {}
+    monkeypatch.setattr(worker, "run_gpt_image_generation", lambda tid, p: called.setdefault("gpt", (tid, p)))
+    worker._dispatch({"job_type": "gpt_image_generation", "task_id": "t1", "params": {"prompt": "x"}})
+    assert called["gpt"][0] == "t1"
+
+
+def test_dispatch_unknown_job_type_reports_failed(monkeypatch):
+    calls = []
+    monkeypatch.setattr(worker, "webhook_update_task", lambda *a, **k: calls.append((a, k)))
+    worker._dispatch({"job_type": "midjourney_generation", "task_id": "t9", "params": {}})
+    assert calls[-1][0][1] == "failed"