Replace profile targets with scene activation and searchable scene selector

Profiles now activate scene presets instead of individual targets, with
configurable deactivation behavior (none/revert/fallback scene). The
target checklist UI is replaced by a searchable combobox for scene
selection that scales well with many scenes.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

server/src/wled_controller/static/locales/en.json

@@ -593,9 +593,18 @@
   "profiles.condition.mqtt.match_mode.contains": "Contains",
   "profiles.condition.mqtt.match_mode.regex": "Regex",
   "profiles.condition.mqtt.hint": "Activate when an MQTT topic receives a matching payload",
-  "profiles.targets": "Targets:",
-  "profiles.targets.hint": "Targets to start when this profile activates",
-  "profiles.targets.empty": "No targets available",
+  "profiles.scene": "Scene:",
+  "profiles.scene.hint": "Scene preset to activate when conditions are met",
+  "profiles.scene.search_placeholder": "Search scenes...",
+  "profiles.scene.none_selected": "No scene",
+  "profiles.scene.none_available": "No scenes available",
+  "profiles.deactivation_mode": "Deactivation:",
+  "profiles.deactivation_mode.hint": "What happens when conditions stop matching",
+  "profiles.deactivation_mode.none": "None — keep current state",
+  "profiles.deactivation_mode.revert": "Revert to previous state",
+  "profiles.deactivation_mode.fallback_scene": "Activate fallback scene",
+  "profiles.deactivation_scene": "Fallback Scene:",
+  "profiles.deactivation_scene.hint": "Scene to activate when this profile deactivates",
   "profiles.status.active": "Active",
   "profiles.status.inactive": "Inactive",
   "profiles.status.disabled": "Disabled",
@@ -609,8 +618,6 @@
   "profiles.created": "Profile created",
   "profiles.deleted": "Profile deleted",
   "profiles.error.name_required": "Name is required",
-  "profiles.toggle_all.start": "Start all targets",
-  "profiles.toggle_all.stop": "Stop all targets",
   "scenes.title": "Scenes",
   "scenes.add": "Capture Scene",
   "scenes.edit": "Edit Scene",

server/src/wled_controller/static/locales/ru.json

@@ -593,9 +593,18 @@
   "profiles.condition.mqtt.match_mode.contains": "Содержит",
   "profiles.condition.mqtt.match_mode.regex": "Регулярное выражение",
   "profiles.condition.mqtt.hint": "Активировать при получении совпадающего значения по MQTT топику",
-  "profiles.targets": "Цели:",
-  "profiles.targets.hint": "Цели для запуска при активации профиля",
-  "profiles.targets.empty": "Нет доступных целей",
+  "profiles.scene": "Сцена:",
+  "profiles.scene.hint": "Пресет сцены для активации при выполнении условий",
+  "profiles.scene.search_placeholder": "Поиск сцен...",
+  "profiles.scene.none_selected": "Нет сцены",
+  "profiles.scene.none_available": "Нет доступных сцен",
+  "profiles.deactivation_mode": "Деактивация:",
+  "profiles.deactivation_mode.hint": "Что происходит, когда условия перестают выполняться",
+  "profiles.deactivation_mode.none": "Ничего — оставить текущее состояние",
+  "profiles.deactivation_mode.revert": "Вернуть предыдущее состояние",
+  "profiles.deactivation_mode.fallback_scene": "Активировать резервную сцену",
+  "profiles.deactivation_scene": "Резервная сцена:",
+  "profiles.deactivation_scene.hint": "Сцена для активации при деактивации профиля",
   "profiles.status.active": "Активен",
   "profiles.status.inactive": "Неактивен",
   "profiles.status.disabled": "Отключён",
@@ -609,8 +618,6 @@
   "profiles.created": "Профиль создан",
   "profiles.deleted": "Профиль удалён",
   "profiles.error.name_required": "Введите название",
-  "profiles.toggle_all.start": "Запустить все цели",
-  "profiles.toggle_all.stop": "Остановить все цели",
   "scenes.title": "Сцены",
   "scenes.add": "Захватить сцену",
   "scenes.edit": "Редактировать сцену",

server/src/wled_controller/static/locales/zh.json

@@ -593,9 +593,18 @@
   "profiles.condition.mqtt.match_mode.contains": "包含",
   "profiles.condition.mqtt.match_mode.regex": "正则表达式",
   "profiles.condition.mqtt.hint": "当 MQTT 主题收到匹配的消息时激活",
-  "profiles.targets": "目标：",
-  "profiles.targets.hint": "配置文件激活时要启动的目标",
-  "profiles.targets.empty": "没有可用的目标",
+  "profiles.scene": "场景：",
+  "profiles.scene.hint": "条件满足时激活的场景预设",
+  "profiles.scene.search_placeholder": "搜索场景...",
+  "profiles.scene.none_selected": "无场景",
+  "profiles.scene.none_available": "没有可用的场景",
+  "profiles.deactivation_mode": "停用方式：",
+  "profiles.deactivation_mode.hint": "条件不再满足时的行为",
+  "profiles.deactivation_mode.none": "无 — 保持当前状态",
+  "profiles.deactivation_mode.revert": "恢复到之前的状态",
+  "profiles.deactivation_mode.fallback_scene": "激活备用场景",
+  "profiles.deactivation_scene": "备用场景：",
+  "profiles.deactivation_scene.hint": "配置文件停用时激活的场景",
   "profiles.status.active": "活动",
   "profiles.status.inactive": "非活动",
   "profiles.status.disabled": "已禁用",
@@ -609,8 +618,6 @@
   "profiles.created": "配置文件已创建",
   "profiles.deleted": "配置文件已删除",
   "profiles.error.name_required": "名称为必填项",
-  "profiles.toggle_all.start": "启动所有目标",
-  "profiles.toggle_all.stop": "停止所有目标",
   "scenes.title": "场景",
   "scenes.add": "捕获场景",
   "scenes.edit": "编辑场景",