feat(desktop): add system tray with clipboard-to-chat support

surfsense_desktop/src/modules/clipboard.ts

@@ -0,0 +1,14 @@
+import { ipcMain } from 'electron';
+import { IPC_CHANNELS } from '../ipc/channels';
+
+let lastClipboardContent = '';
+
+export function setClipboardContent(text: string): void {
+  lastClipboardContent = text;
+}
+
+export function registerClipboardHandlers(): void {
+  ipcMain.handle(IPC_CHANNELS.GET_CLIPBOARD_CONTENT, () => {
+    return lastClipboardContent;
+  });
+}

surfsense_desktop/src/modules/tray.ts

@@ -0,0 +1,73 @@
+import { app, BrowserWindow, clipboard, Menu, Tray } from 'electron';
+import path from 'path';
+import { getServerPort } from './server';
+import { setClipboardContent } from './clipboard';
+
+let tray: Tray | null = null;
+let clipWindow: BrowserWindow | null = null;
+
+function getIconPath(): string {
+  if (app.isPackaged) {
+    return path.join(process.resourcesPath, 'icon.png');
+  }
+  return path.join(__dirname, '..', 'assets', 'icon.png');
+}
+
+function createClipWindow(): BrowserWindow {
+  if (clipWindow && !clipWindow.isDestroyed()) {
+    clipWindow.focus();
+    return clipWindow;
+  }
+
+  clipWindow = new BrowserWindow({
+    width: 420,
+    height: 620,
+    resizable: true,
+    minimizable: false,
+    maximizable: false,
+    fullscreenable: false,
+    webPreferences: {
+      preload: path.join(__dirname, 'preload.js'),
+      contextIsolation: true,
+      nodeIntegration: false,
+      sandbox: true,
+    },
+    show: false,
+    titleBarStyle: 'hiddenInset',
+  });
+
+  clipWindow.loadURL(`http://localhost:${getServerPort()}/dashboard`);
+
+  clipWindow.once('ready-to-show', () => {
+    clipWindow?.show();
+  });
+
+  clipWindow.on('closed', () => {
+    clipWindow = null;
+  });
+
+  return clipWindow;
+}
+
+export function setupTray(): void {
+  tray = new Tray(getIconPath());
+  tray.setToolTip('SurfSense');
+
+  const contextMenu = Menu.buildFromTemplate([
+    {
+      label: 'Ask about clipboard',
+      click: () => {
+        const text = clipboard.readText();
+        setClipboardContent(text);
+        createClipWindow();
+      },
+    },
+    { type: 'separator' },
+    {
+      label: 'Quit',
+      click: () => app.quit(),
+    },
+  ]);
+
+  tray.setContextMenu(contextMenu);
+}