diff --git a/app/.gitignore b/app/.gitignore
index 6df9758..099082e 100644
--- a/app/.gitignore
+++ b/app/.gitignore
@@ -1 +1,2 @@
 *.pro.user*
+android_release.keystore
diff --git a/app/build.sh b/app/build.sh
new file mode 100755
index 0000000..9abaf94
--- /dev/null
+++ b/app/build.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+# ABIS:  'ANDROID_ABIS=armeabi-v7a arm64-v8a'
+# read password
+echo "Please enter the keystore password: "
+read keystore_password
+echo "You entered: '$keystore_password'"
+
+docker run -it \
+    -v $(pwd):/src \
+    -e PLUGIN_QMAKE_ARGUMENTS="-spec android-clang CONFIG+=qtquickcompiler" \
+    -e PLUGIN_ANDROIDDEPLOYQT_ARGUMENTS="--android-platform android-31 --gradle --aab --release" \
+    -e PLUGIN_ANDROID_KEYSTORE_DATA="$(base64 android_release.keystore)" \
+    -e PLUGIN_ANDROID_KEYSTORE_ALIAS="bmca" \
+    -e PLUGIN_ANDROID_KEYSTORE_STORE_PASS="$keystore_password" \
+    --entrypoint /bin/bash \
+    itsblue.dev/plugins/qt-android:5.15.5-3
diff --git a/app/main.cpp b/app/main.cpp
index 89db6bf..52b452a 100644
--- a/app/main.cpp
+++ b/app/main.cpp
@@ -21,6 +21,9 @@ int main(int argc, char *argv[])
     QCoreApplication::setApplicationName("Itsblue smart display");
 
     QGuiApplication app(argc, argv);
+    QFont f = app.font();
+    f.setPixelSize(16);
+    app.setFont(f);
 
     QTranslator translator;
     translator.load(":/" + QLocale::system().name() + ".qm");