ESP_IDF_EXPORT_PATH="${HOME}/esp/v5.5.2/esp-idf/export.sh" if [ ! -f "$ESP_IDF_EXPORT_PATH" ]; then echo "ESP-IDF export script not found at $ESP_IDF_EXPORT_PATH" >&2 return 1 2>/dev/null || exit 1 fi . "$ESP_IDF_EXPORT_PATH"