Remove effect_list stripping from discovery payloads; restore check_mqtt from git

gauge.py

@@ -930,19 +930,6 @@ _last_discovery_ms = 0
 _DISCOVERY_INTERVAL_MS = 350
 
 
-def _compact_discovery_payload(payload):
-    """Trim optional HA discovery fields when RAM is tight."""
-    compact = dict(payload)
-
-    # Light entities are the largest payloads because they repeat effect metadata.
-    # Keep core functionality, but omit optional effect declarations to reduce heap use.
-    if compact.get("schema") == "json":
-        compact.pop("effect", None)
-        compact.pop("effect_list", None)
-
-    return compact
-
-
 def check_mqtt():
     global client_ref, _mqtt_connected, _last_mqtt_check
     now = utime.ticks_ms()
@@ -997,7 +984,7 @@ def check_mqtt():
 
 def _publish_discovery_entity(client, topic, payload, log_msg):
     gc.collect()
-    client.publish(topic, ujson.dumps(_compact_discovery_payload(payload)), retain=True)
+    client.publish(topic, ujson.dumps(payload), retain=True)
     info(log_msg)