Complete v2.0 ultra-lightweight rebuild with premium color themes

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

android/app/src/main/AndroidManifest.xml

@@ -5,6 +5,9 @@
     <!-- Optional: for background location access -->
     <uses-permission android:name="android.permission.ACCESS_BACKGROUND_LOCATION" />
     
+    <!-- TODO: Enable for display-over-apps functionality -->
+    <!-- <uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW" /> -->
+    
     <application
         android:label="gps_speedo"
         android:name="${applicationName}"