Fix linux package

Author: Ravbug

CMakeLists.txt

@@ -63,12 +63,12 @@ if(APPLE)
 	)
 elseif(LINUX)
 INSTALL(CODE 
-	"include(../../appimage.cmake)
+	"include(${CMAKE_CURRENT_SOURCE_DIR}/appimage.cmake)
 	make_appimage(
 		EXE \"${CMAKE_INSTALL_PREFIX}/$<CONFIGURATION>/${PROJECT_NAME}\"
 		NAME \"${PROJECT_NAME}\"
-		ICON \"wxlin\"
-		DIR_ICON \"wxlin.xpm\"
+		ICON \"${CMAKE_CURRENT_SOURCE_DIR}/source/wxlin.xpm\"
+		DIR_ICON \"${CMAKE_CURRENT_SOURCE_DIR}/source/wxlin.xpm\"
 		OUTPUT_NAME \"${CMAKE_INSTALL_PREFIX}/$<CONFIGURATION>/${PROJECT_NAME}.AppImage\"
 		ASSETS \"\"
 	)

init-linux.sh

@@ -1,2 +1,2 @@
-mkdir -p build && mkdir -p build/linux && cd build/linux
-cmake -G "Ninja" ../..
+mkdir -p build && cd build
+cmake -G "Ninja" ..

pkg-linux.sh

@@ -1,3 +1,3 @@
-mkdir -p build && mkdir -p build/linux && cd build/linux
-cmake -G "Ninja" -DCMAKE_BUILD_TYPE=Release ../..
+mkdir -p build && cd build
+cmake -G "Ninja" -DCMAKE_BUILD_TYPE=Release ..
 cmake --build . --config release --target install