android: Add CMakeLists.txt

src/ui/flutter/android/app/CMakeLists.txt

@@ -0,0 +1,29 @@
+cmake_minimum_required(VERSION 3.4.1)
+
+add_library( # Sets the name of the library.
+        engine
+
+        # Sets the library as a shared library.
+        SHARED
+
+        # Provides a relative path to your source file(s).
+        src/main/cpp/mill-engine.cpp
+        ../../command/command-channel.cpp
+        ../../command/command-queue.cpp
+        ../../command/engine-main.cpp)
+
+
+find_library( # Sets the name of the path variable.
+        log-lib
+
+        # Specifies the name of the NDK library that
+        # you want CMake to locate.
+        log)
+
+
+target_link_libraries( # Specifies the target library.
+        engine
+
+        # Links the target library to the log library
+        # included in the NDK.
+        ${log-lib})