feat(dashboards): show owners and improve grid actions UI

frontend/src/lib/i18n/locales/en.json

@@ -305,6 +305,10 @@
     "running": "Running...",
     "git_status": "Git Status",
     "last_task": "Last Task",
+    "llm_status": "LLM Validation Status",
+    "changed_on": "Changed On",
+    "owners": "Owners",
+    "column_filter": "Column filter",
     "actions": "Actions",
     "action_migrate": "Migrate",
     "action_backup": "Backup",

frontend/src/lib/i18n/locales/ru.json

@@ -304,6 +304,10 @@
     "running": "Запуск...",
     "git_status": "Статус Git",
     "last_task": "Последняя задача",
+    "llm_status": "Статус LLM пров.",
+    "changed_on": "Дата изменения",
+    "owners": "Владельцы",
+    "column_filter": "Фильтр по колонке",
     "actions": "Действия",
     "action_migrate": "Мигрировать",
     "action_backup": "Создать бэкап",