fix: decrease app icon in macos system tray

Author: cnwyshi

apps/desktop/src/tray-icon.ts

@@ -7,6 +7,8 @@ import { fileURLToPath } from "node:url";
 const __dirname = dirname(fileURLToPath(import.meta.url));
 const DEV_TRAY_ICON_PATH = resolve(__dirname, "../build/trayIcon@2x.png");
 const PACKAGED_TRAY_ICON_PATH = resolve(__dirname, "../build/trayIcon@2x.png");
+const TRAY_BASE_SIZE = 64;
+const TRAY_ICON_SCALE = 0.6;
 
 /**
  * Color palette for state indicator dot.
@@ -29,7 +31,8 @@ const STATE_COLORS: Record<GatewayState, [number, number, number]> = {
 export function createTrayIcon(state: GatewayState): NativeImage {
   const iconPath = app.isPackaged ? PACKAGED_TRAY_ICON_PATH : DEV_TRAY_ICON_PATH;
   const source = nativeImage.createFromPath(iconPath);
-  const base = source.resize({ width: 64, height: 64 });
+  const iconSize = Math.round(TRAY_BASE_SIZE * TRAY_ICON_SCALE);
+  const base = source.resize({ width: iconSize, height: iconSize });
 
   // Get the raw RGBA bitmap
   const size = base.getSize();
@@ -40,7 +43,7 @@ export function createTrayIcon(state: GatewayState): NativeImage {
 
   // Draw a state indicator dot in the bottom-right corner
   const [r, g, b] = STATE_COLORS[state];
-  const dotRadius = Math.round(w * 0.18); // ~18% of icon size
+  const dotRadius = Math.round(iconSize * 0.18); // ~18% of the visible icon size
   const cx = w - dotRadius - 1;
   const cy = h - dotRadius - 1;