feat: add agent zones

backend/tests/test_miner_control.py

@@ -26,6 +26,9 @@ def context(**overrides):
     result = {
         "id": MINER_ID,
         "site_id": uuid4(),
+        "agent_zone_id": uuid4(),
+        "agent_zone_exists": True,
+        "agent_zone_enabled": True,
         "current_ip": "192.0.2.10",
         "runtime_state": "online",
         "configured_performance_mode": "normal",
@@ -78,8 +81,10 @@ class MinerControlServiceTests(unittest.TestCase):
 
     def test_capability_missing_facts_is_not_optimistic(self):
         cases = (
-            ({"site_id": None}, "unavailable", "site_unassigned"),
-            ({"agent_id": None}, "unavailable", "agent_unassigned"),
+            ({"agent_zone_id": None}, "unavailable", "agent_zone_unassigned"),
+            ({"agent_zone_exists": False}, "unavailable", "agent_zone_missing"),
+            ({"agent_zone_enabled": False}, "unavailable", "agent_zone_disabled"),
+            ({"agent_id": None}, "unavailable", "agent_unavailable"),
             ({"current_ip": None}, "unavailable", "current_ip_missing"),
             ({"api3_supported": False}, "unavailable", "api3_unsupported"),
             ({"api3_supported": None}, "unknown", "api3_support_unknown"),