chore: Fix app

tools/generate-android-app-icons.mjs

@@ -34,6 +34,12 @@ const LEGACY_ICON_PX = { mdpi: 48, hdpi: 72, xhdpi: 96, xxhdpi: 144, xxxhdpi: 19
 /** Adaptive foreground canvas edge length per density (108dp). */
 const FOREGROUND_PX = { mdpi: 108, hdpi: 162, xhdpi: 216, xxhdpi: 324, xxxhdpi: 432 };
 
+/** Notification status-bar icon edge length per density (24dp). */
+const NOTIFICATION_ICON_PX = { mdpi: 24, hdpi: 36, xhdpi: 48, xxhdpi: 72, xxxhdpi: 96 };
+
+/** Luminance cut separating the white cat glyph from the purple disc when building the alpha mask. */
+const NOTIFICATION_ICON_LUMINANCE_THRESHOLD = 160;
+
 /** Portrait splash dimensions per density; landscape swaps width/height. */
 const SPLASH_PORTRAIT = {
   mdpi: [320, 480],
@@ -106,6 +112,36 @@ async function generateLauncherIcons() {
   return written;
 }
 
+/**
+ * Android status-bar icons are rendered as alpha-only silhouettes, so extract the
+ * white cat glyph from the brand mark (luminance threshold) and paint it white.
+ */
+async function notificationStatusIcon(size) {
+  const alphaMask = await sharp(SOURCE_ICON)
+    .resize(size, size, { fit: 'contain', background: { r: 0, g: 0, b: 0, alpha: 0 } })
+    .removeAlpha()
+    .greyscale()
+    .threshold(NOTIFICATION_ICON_LUMINANCE_THRESHOLD)
+    .png()
+    .toBuffer();
+
+  return sharp({ create: { width: size, height: size, channels: 3, background: { r: 255, g: 255, b: 255 } } })
+    .joinChannel(alphaMask)
+    .png()
+    .toBuffer();
+}
+
+async function generateNotificationStatusIcons() {
+  const written = [];
+
+  for (const [density, size] of Object.entries(NOTIFICATION_ICON_PX)) {
+    const icon = await notificationStatusIcon(size);
+    written.push(await writePng(icon, `drawable-${density}/ic_stat_metoyou.png`));
+  }
+
+  return written;
+}
+
 async function generateAdaptiveBackgroundColor() {
   const xml = `<?xml version="1.0" encoding="utf-8"?>\n<resources>\n    <color name="ic_launcher_background">${BRAND_BACKGROUND_HEX}</color>\n</resources>\n`;
   const outPath = resolve(RES_DIR, 'values/ic_launcher_background.xml');
@@ -134,7 +170,8 @@ async function main() {
   const written = [
     ...(await generateLauncherIcons()),
     await generateAdaptiveBackgroundColor(),
-    ...(await generateSplashScreens())
+    ...(await generateSplashScreens()),
+    ...(await generateNotificationStatusIcons())
   ];
 
   console.log(`Generated ${written.length} Android brand resources from ${SOURCE_ICON}:`);