Use socket to manage loksyu

src/ui/apps/loksyu-app.js

@@ -43,6 +43,9 @@ export class CDELoksyuApp extends foundry.applications.api.HandlebarsApplication
   /** @type {Function|null} bound hook handler */
   _updateHook = null
 
+  /** @type {Function|null} updateSetting hook handler (for socket-propagated writes) */
+  _settingHook = null
+
   /** Singleton accessor — open or bring to front */
   static open() {
     const existing = Array.from(foundry.applications.instances.values()).find(
@@ -78,7 +81,14 @@ export class CDELoksyuApp extends foundry.applications.api.HandlebarsApplication
     super._onRender(context, options)
     this.#bindInputs()
 
-    this._updateHook = Hooks.on("cde:loksyuUpdated", () => this.render())
+    if (!this._updateHook) {
+      this._updateHook = Hooks.on("cde:loksyuUpdated", () => this.render())
+    }
+    if (!this._settingHook) {
+      this._settingHook = Hooks.on("updateSetting", (setting) => {
+        if (setting.key === `${SYSTEM_ID}.loksyuData`) this.render()
+      })
+    }
   }
 
   _onClose(options) {
@@ -86,6 +96,10 @@ export class CDELoksyuApp extends foundry.applications.api.HandlebarsApplication
       Hooks.off("cde:loksyuUpdated", this._updateHook)
       this._updateHook = null
     }
+    if (this._settingHook !== null) {
+      Hooks.off("updateSetting", this._settingHook)
+      this._settingHook = null
+    }
     super._onClose(options)
   }