fix: reproducible build paths for native libs and strip unused brotli sos (#56)

app/build.gradle.kts

@@ -56,6 +56,11 @@ android {
         resources {
             excludes += "/META-INF/{AL2.0,LGPL2.1}"
         }
+        jniLibs {
+            excludes += "**/libbrotlicommon.so"
+            excludes += "**/libbrotlidec.so"
+            excludes += "**/libbrotlienc.so"
+        }
     }
 
     signingConfigs {

app/src/main/cpp/CMakeLists.txt

@@ -5,6 +5,11 @@ cmake_minimum_required(VERSION 3.22.1)
 # Declares the project name.
 project("reader-native")
 
+add_compile_options(
+    -ffile-prefix-map=${CMAKE_SOURCE_DIR}=.
+    -ffile-prefix-map=${CMAKE_BINARY_DIR}=.
+)
+
 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-z,max-page-size=16384")
 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-z,max-page-size=16384")