fix offline mode and layout bugs

scripts/sync-android-sources.sh

@@ -70,6 +70,20 @@ if [ -d "$RES_SRC" ]; then
     # render well, and our adaptive-icon xml no longer references it, so a stray
     # ic_launcher_monochrome.png would just be dead weight.
     rm -f "$RES_DST"/mipmap-*/ic_launcher_monochrome.png
+
+    # `tauri android init` also emits the Android Studio DEFAULT adaptive icon
+    # as API-qualified VECTOR drawables:
+    #   drawable/ic_launcher_background.xml      (solid #3DDC84 green)
+    #   drawable-v24/ic_launcher_foreground.xml  (the Android robot)
+    # Because drawable-v24 is a more specific match than our unqualified
+    # mipmap-*/ic_launcher_*.png, on API 24+ the vector WINS and the app ships
+    # the green square robot instead of our jellyfish. Remove them so the
+    # adaptive-icon xml resolves @mipmap/ic_launcher_{background,foreground}
+    # to the real committed PNGs.
+    rm -f "$RES_DST"/drawable/ic_launcher_background.xml \
+          "$RES_DST"/drawable-v24/ic_launcher_foreground.xml \
+          "$RES_DST"/drawable*/ic_launcher_foreground.xml \
+          "$RES_DST"/drawable*/ic_launcher_background.xml
 fi
 
 echo "✓ Android sources synced successfully"