Install fastlane via bundler and use binstubs

bin/download

@@ -10,13 +10,7 @@ source "${plugin_dir}/lib/utils.bash"
 
 mkdir -p "$ASDF_DOWNLOAD_PATH"
 
-release_file="$ASDF_DOWNLOAD_PATH/$TOOL_NAME-$ASDF_INSTALL_VERSION.tar.gz"
-
-# Download tar.gz file to the download directory
-download_release "$ASDF_INSTALL_VERSION" "$release_file"
-
-#  Extract contents of tar.gz file into the download directory
-tar -xzf "$release_file" -C "$ASDF_DOWNLOAD_PATH" --strip-components=1 || fail "Could not extract $release_file"
-
-# Remove the tar.gz file since we don't need to keep it
-rm "$release_file"
+cat > "$ASDF_DOWNLOAD_PATH/Gemfile" <<EOF
+source("https://rubygems.org")
+gem "fastlane", "= $ASDF_INSTALL_VERSION"
+EOF

lib/utils.bash

@@ -62,6 +62,7 @@ install_version() {
 		cd "$install_path"
 		bundle config --local path "vendor/bundle"
 		bundle install
+		bundle binstubs fastlane --force
 
 		cd "$working_path"