Initial vLLM agent strategy

tests/test_download_slot_policy.py

@@ -0,0 +1,12 @@
+from app.storage.db import connect
+from app.storage.repositories import Repository
+
+
+def test_active_self_download_count(tmp_path):
+    conn = connect(str(tmp_path / "state.db"))
+    repo = Repository(conn)
+    for i in range(8):
+        repo.upsert_download(f"owner/model-{i}", "HUGGING_FACE", "RUNNING", "self", True)
+    repo.upsert_download("owner/other", "HUGGING_FACE", "RUNNING", "others", False)
+    assert repo.count_active_self_downloads() == 8
+    conn.close()