fixed bundlle

CMakeLists.txt

@@ -65,10 +65,16 @@ if(APPLE)
     if(EXISTS "${APP_ICON}")
         add_executable(tetris MACOSX_BUNDLE ${TETRIS_SOURCES} "${APP_ICON}")
         set_source_files_properties("${APP_ICON}" PROPERTIES MACOSX_PACKAGE_LOCATION "Resources")
-        set_target_properties(tetris PROPERTIES MACOSX_BUNDLE_ICON_FILE "AppIcon")
+        set_target_properties(tetris PROPERTIES 
+            MACOSX_BUNDLE_ICON_FILE "AppIcon"
+            MACOSX_BUNDLE_INFO_PLIST "${CMAKE_SOURCE_DIR}/cmake/MacBundleInfo.plist.in"
+        )
     else()
         message(WARNING "App icon not found at ${APP_ICON}; bundle will use default icon")
         add_executable(tetris MACOSX_BUNDLE ${TETRIS_SOURCES})
+        set_target_properties(tetris PROPERTIES
+            MACOSX_BUNDLE_INFO_PLIST "${CMAKE_SOURCE_DIR}/cmake/MacBundleInfo.plist.in"
+        )
     endif()
 else()
     add_executable(tetris ${TETRIS_SOURCES})
@@ -80,12 +86,6 @@ if (WIN32)
     target_sources(tetris PRIVATE src/app_icon.rc)
 endif()
 
-if(APPLE)
-    set_target_properties(tetris PROPERTIES
-        MACOSX_BUNDLE_INFO_PLIST "${CMAKE_SOURCE_DIR}/cmake/MacBundleInfo.plist.in"
-    )
-endif()
-
 if (WIN32)
     # Ensure favicon.ico is available in the build directory for the resource compiler
     set(FAVICON_SRC "${CMAKE_SOURCE_DIR}/assets/favicon/favicon.ico")

cmake/MacBundleInfo.plist.in

@@ -18,6 +18,8 @@
     <string>1.0</string>
     <key>CFBundleVersion</key>
     <string>1.0</string>
+    <key>CFBundleIconFile</key>
+    <string>AppIcon</string>
     <key>LSMinimumSystemVersion</key>
     <string>12.0</string>
     <key>NSHighResolutionCapable</key>