feat(ui): add session status notifications

packages/electron-app/electron/main/ipc.ts

@@ -1,4 +1,4 @@
-import { BrowserWindow, dialog, ipcMain, powerSaveBlocker, type OpenDialogOptions } from "electron"
+import { BrowserWindow, Notification, dialog, ipcMain, powerSaveBlocker, type OpenDialogOptions } from "electron"
 import type { CliProcessManager, CliStatus } from "./process-manager"
 
 let wakeLockId: number | null = null
@@ -91,4 +91,23 @@ export function setupCliIPC(mainWindow: BrowserWindow, cliManager: CliProcessMan
     }
     return { enabled: false }
   })
+
+  ipcMain.handle(
+    "notifications:show",
+    async (_event, payload: { title?: unknown; body?: unknown }): Promise<{ ok: boolean; reason?: string }> => {
+      if (!Notification.isSupported()) {
+        return { ok: false, reason: "unsupported" }
+      }
+
+      const title = typeof payload?.title === "string" ? payload.title : "CodeNomad"
+      const body = typeof payload?.body === "string" ? payload.body : ""
+      try {
+        const notification = new Notification({ title, body })
+        notification.show()
+        return { ok: true }
+      } catch (error) {
+        return { ok: false, reason: error instanceof Error ? error.message : String(error) }
+      }
+    },
+  )
 }

packages/electron-app/electron/main/main.ts

@@ -473,6 +473,14 @@ if (isMac) {
 }
 
 app.whenReady().then(() => {
+  // Required for Windows notifications / taskbar grouping.
+  // Keep in sync with desktop app identifier.
+  try {
+    app.setAppUserModelId("ai.neuralnomads.codenomad.client")
+  } catch {
+    // ignore
+  }
+
   startCli()
 
   if (isMac) {

packages/electron-app/electron/preload/index.cjs

@@ -13,6 +13,7 @@ const electronAPI = {
   restartCli: () => ipcRenderer.invoke("cli:restart"),
   openDialog: (options) => ipcRenderer.invoke("dialog:open", options),
   setWakeLock: (enabled) => ipcRenderer.invoke("power:setWakeLock", Boolean(enabled)),
+  showNotification: (payload) => ipcRenderer.invoke("notifications:show", payload),
 }
 
 contextBridge.exposeInMainWorld("electronAPI", electronAPI)