Solved shellcheck errors

scripts/data/export-to-system.sh

@@ -2,10 +2,12 @@
 # Executes the import script in reverse mode
 # @author Kevin Veen-Birkenbach [aka. Frantz]
 # shellcheck source=/dev/null # Deactivate SC1090
+# shellcheck disable=SC2015  # Deactivating bool hint
 source "$(dirname "$(readlink -f "${0}")")/../base.sh" || (echo "Loading base.sh failed." && exit 1)
 bash "$SCRIPT_PATH""data/import-from-system.sh" reverse
-info "Setting right permissions for importet files..."
-chown -R $USER:$USER ~
-chmod -R 700 ~/.ssh
-chmod 600 ~/.ssh/id_rsa
-chmod 600 ~/.ssh/id_rsa.pub
+info "Setting right permissions for importet files..." &&
+chown -R "$USER":"$USER" ~ &&
+chmod -R 700 ~/.ssh &&
+chmod 600 ~/.ssh/id_rsa &&
+chmod 600 ~/.ssh/id_rsa.pub ||
+error