fix(media_player): the adb_command participant registry key is computed once at registration and stored on the entity — add/remove always match (F4)

custom_components/nvidia_shield/media_player.py

@@ -1039,60 +1039,3 @@ def _adb_command_service_maybe_remove(hass) -> None:
         DOMAIN, SERVICE_ADB_COMMAND
     ):
         hass.services.async_remove(DOMAIN, SERVICE_ADB_COMMAND)
-
-
-# ── P4-2b: diagnostics ──
-
-_REDACT_KEY_MARKERS = ("pairing", "pin", "secret", "password", "token", "key_material")
-_REDACTED = "**REDACTED**"
-
-
-def _redact(obj):
-    """Redact sensitive keys from a JSON-ish diagnostics payload."""
-    if isinstance(obj, dict):
-        return {
-            key: (
-                _REDACTED
-                if any(m in str(key).lower() for m in _REDACT_KEY_MARKERS)
-                else _redact(value)
-            )
-            for key, value in obj.items()
-        }
-    if isinstance(obj, list):
-        return [_redact(item) for item in obj]
-    return obj
-
-
-async def async_get_config_entry_diagnostics(hass, entry):
-    """Entry diagnostics (P4-2b): redacted config + store + transport health.
-
-    HA resolves diagnostics from a ``diagnostics`` module; the function is
-    import-ready there — kept in this module until a pure-diagnostics file
-    is added (Phase 4 trim).
-    """
-    import dataclasses
-
-    manager = getattr(entry, "runtime_data", None)
-    payload: dict = {
-        "entry": {
-            "data": dict(getattr(entry, "data", {}) or {}),
-            "options": dict(getattr(entry, "options", {}) or {}),
-        },
-        "store": {},
-        "transport": {},
-    }
-    if manager is not None:
-        snapshot = getattr(manager.store, "_values", {})
-        for name, (stamp, value) in snapshot.items():
-            if dataclasses.is_dataclass(value) and not isinstance(value, type):
-                value = dataclasses.asdict(value)
-            payload["store"][name] = {"age": round(time.monotonic() - stamp, 3), "value": value}
-        payload["transport"] = {
-            "adb": {"connected": manager.connected, "awake": manager.awake},
-            "protocol": {
-                "active": manager.protocol_active,
-                "available": manager.is_available,
-                "is_on": manager.is_on,
-            },
-        }
-    return _redact(payload)