fix(aiops): fallback and escalate automation blockers

apps/api/tests/test_phase2_fallback.py

@@ -0,0 +1,37 @@
+from types import SimpleNamespace
+
+from src.agents.protocol import AgentSessionStatus
+from src.services.decision_manager import _phase2_fallback_reason
+
+
+def _package(**kwargs):
+    data = {
+        "session_status": AgentSessionStatus.COMPLETED,
+        "all_agents_degraded": False,
+        "recommended_action": "kubectl rollout restart deployment/awoooi-api -n awoooi-prod",
+        "requires_human_approval": False,
+    }
+    data.update(kwargs)
+    return SimpleNamespace(**data)
+
+
+def test_phase2_timeout_continues_to_fallback() -> None:
+    pkg = _package(
+        session_status=AgentSessionStatus.TIMEOUT,
+        recommended_action=None,
+        requires_human_approval=True,
+    )
+
+    assert _phase2_fallback_reason(pkg) == "session_timeout"
+
+
+def test_phase2_empty_manual_gate_continues_to_fallback() -> None:
+    pkg = _package(recommended_action="", requires_human_approval=True)
+
+    assert _phase2_fallback_reason(pkg) == "empty_action_requires_human"
+
+
+def test_phase2_actionable_package_stays_primary() -> None:
+    pkg = _package()
+
+    assert _phase2_fallback_reason(pkg) is None