Added Google Protocol Buffers to Android build

.github/workflows/android.yml

@@ -41,7 +41,9 @@ jobs:
           version: '6.4.0'
           target: 'android'
           arch: 'android_arm64_v8a'
+      - name: Install Android Google Protocol Buffers
+        run:  git clone https://github.com/tumic0/android_protobuf.git
       - name: Configure build
-        run:  qmake pbfplugin.pro
+        run:  qmake pbfplugin.pro PROTOBUF=android_protobuf
       - name: Build project
         run:  make -j2

pbfplugin.pro

@@ -39,7 +39,7 @@ RESOURCES += pbfplugin.qrc
 
 DEFINES += QT_NO_DEPRECATED_WARNINGS
 
-unix:!macx{
+unix:!macx:!android {
     LIBS += -lprotobuf-lite \
         -lz
 }
@@ -58,6 +58,11 @@ macx {
     LIBS += $$PROTOBUF/lib/libprotobuf-lite.a \
         -lz
 }
+android {
+    INCLUDEPATH += $$PROTOBUF/include
+    LIBS += $$PROTOBUF/$$ANDROID_TARGET_ARCH/libprotobuf-lite.a \
+        -lz
+}
 
 target.path += $$[QT_INSTALL_PLUGINS]/imageformats
 INSTALLS += target