Added Android build workflow

.github/workflows/android.yml

@@ -0,0 +1,47 @@
+name: Android
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  build:
+    name: QtPBFImagePlugin
+    runs-on: ubuntu-20.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Install protobuf compiler
+        run: |
+          sudo apt-get update
+          sudo apt-get install protobuf-compiler
+      - name: set up JDK 11
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'zulu'
+          java-version: '11'
+      - name: Setup Android SDK
+        uses: android-actions/setup-android@v2
+      - name: Run sdkmanager update
+        run:  ${ANDROID_HOME}/tools/bin/sdkmanager --update
+      - name: Install android platform, platform-tools, build-tools and ndk
+        run:  ${ANDROID_HOME}/tools/bin/sdkmanager --install "cmdline-tools;latest" "platform-tools" "platforms;android-33" "build-tools;33.0.0" "ndk;23.1.7779620"
+      - name: Setup NDK path
+        run: echo "ANDROID_NDK_ROOT=${ANDROID_HOME}/ndk/23.1.7779620/" >> $GITHUB_ENV
+      - name: Install Qt (Desktop)
+        uses: jurplel/install-qt-action@v3
+        with:
+          aqtversion: '==3.1.*'
+          version: '6.4.0'
+      - name: Install Qt (Android)
+        uses: jurplel/install-qt-action@v3
+        with:
+          aqtversion: '==3.1.*'
+          version: '6.4.0'
+          target: 'android'
+          arch: 'android_arm64_v8a'
+      - name: Configure build
+        run:  qmake gpxsee.pro 
+      - name: Build project
+        run:  make -j2