Add NV9000D cooktop coverage and fix sensor setup

custom_components/localthings/registry/batch.py

@@ -18,12 +18,17 @@ def is_stub_rep(rep: dict) -> bool:
 def parse_device0_batch(device0: list) -> dict[str, dict]:
     """Extract {href: rep} from a /device/0 CBOR list response.
 
+    Most devices put a collection representation without an ``href`` at
+    index 0, while some firmware starts directly with resource entries.
+    Iterate the whole list and let the existing href check ignore collection
+    metadata so the first real resource is preserved in either shape.
+
     A stub rep is passed through unchanged rather than collapsed to {} --
     downstream code (entity._is_included, capability exists_fns) uses
     is_stub_rep to tell "not fetched yet" apart from a confirmed-empty {}.
     """
     out = {}
-    for entry in device0[1:]:  # skip [0] (device-level rep)
+    for entry in device0:
         if not isinstance(entry, dict):
             continue
         href = entry.get("href")

custom_components/localthings/registry/capabilities/fridge.py

@@ -1078,7 +1078,7 @@ REFRIGERATION_FALLBACK = Capability(
             key="rapid_fridge",
             field="rapidCool",
             icon="mdi:fridge-industrial",
-            entity_category="config",
+            entity_category="diagnostic",
             value_fn=lambda v: bool(v),
             exists_fn=lambda rep, resources: "/refrigeration/vs/0" not in resources,
         ),
@@ -1086,7 +1086,7 @@ REFRIGERATION_FALLBACK = Capability(
             key="rapid_freezing",
             field="rapidFreeze",
             icon="mdi:snowflake",
-            entity_category="config",
+            entity_category="diagnostic",
             value_fn=lambda v: bool(v),
             exists_fn=lambda rep, resources: "/refrigeration/vs/0" not in resources,
         ),

custom_components/localthings/registry/capabilities/range.py

@@ -186,7 +186,7 @@ COOKTOP_SAFETY = Capability(
         BinarySensorDesc(
             key="cooktop_safety_shutoff_enabled",
             field="safetyAlert",
-            entity_category="config",
+            entity_category="diagnostic",
             value_fn=lambda v: (v or {}).get("state") == "on",
         ),
     ),