Improve biz_state monitor-item table UX with select-all and visible scroll.

Keep the horizontal scrollbar in the viewport, sticky enable/title columns, and show selected/total (and unbound) counts.

Co-authored-by: Cursor <cursoragent@cursor.com>

web/src/i18n/en.ts

@@ -239,6 +239,12 @@ const en = {
     scheduleSaved: "Schedule saved",
     colInterval: "Interval",
     profiles: "Monitor items",
+    profilesSelectAll: "Select all",
+    profilesDeselectAll: "Deselect all",
+    profilesSelectAllOk: "Enabled {{n}} item(s)",
+    profilesDeselectAllOk: "All items disabled",
+    profilesSelectionStats: "Selected {{enabled}} / {{total}}",
+    profilesUnboundStats: "{{n}} unbound",
     colLane: "Collect lane",
     laneLight: "Light",
     laneHeavy: "Heavy",

web/src/i18n/zh.ts

@@ -239,6 +239,12 @@ const zh = {
     scheduleSaved: "周期配置已保存",
     colInterval: "周期",
     profiles: "监控项",
+    profilesSelectAll: "全选",
+    profilesDeselectAll: "取消全选",
+    profilesSelectAllOk: "已启用 {{n}} 项",
+    profilesDeselectAllOk: "已全部取消启用",
+    profilesSelectionStats: "已选 {{enabled}} / 共 {{total}} 项",
+    profilesUnboundStats: "未关联 {{n}}",
     colLane: "采集车道",
     laneLight: "轻车道",
     laneHeavy: "重车道",