feat: config-aware registry gating Qobuz on credentials; wire config into worker

worker/lyra_worker/main.py

@@ -1,6 +1,7 @@
 import time
 
 from lyra_worker.claim import claim_next
+from lyra_worker.config import get_config
 from lyra_worker.db import wait_for_db
 from lyra_worker.pipeline import run_pipeline
 from lyra_worker.registry import build_adapters
@@ -10,7 +11,8 @@ IDLE_SLEEP = 2.0
 
 def run_forever() -> None:
     conn = wait_for_db()
-    adapters = build_adapters()
+    adapters = build_adapters(get_config(conn))
+    print(f"worker: {len(adapters)} adapter(s) enabled: {[a.name for a in adapters]}", flush=True)
     print("worker: waiting for jobs", flush=True)
     try:
         while True:

worker/lyra_worker/registry.py

@@ -1,12 +1,18 @@
+from lyra_worker.adapters._streamrip import StreamripClient
 from lyra_worker.adapters._ytdlp import YtDlpClient
 from lyra_worker.adapters.base import SourceAdapter
+from lyra_worker.adapters.qobuz import QobuzAdapter
 from lyra_worker.adapters.youtube import YouTubeAdapter
 
 
-def build_adapters() -> list[SourceAdapter]:
-    """The enabled real source adapters, best-tier first.
+def build_adapters(config: dict) -> list[SourceAdapter]:
+    """Real source adapters, best-tier first, filtered to those that are configured.
 
-    Only real, usable adapters are returned. Plan 3c/3d add Qobuz (streamrip)
-    and Soulseek (slskd), each gated on its config being present via health().
+    An adapter is included only if its health() is true (e.g. Qobuz requires
+    credentials in config). Plan 3d adds Soulseek (slskd) the same way.
     """
-    return [YouTubeAdapter(YtDlpClient())]
+    candidates: list[SourceAdapter] = [
+        QobuzAdapter(StreamripClient(config)),
+        YouTubeAdapter(YtDlpClient()),
+    ]
+    return [a for a in candidates if a.health()]