Let the reconasha do the automation for you.
Check /etc/apt/sources.list file for installation sources first.
sudo apt-get update
sudo apt-get install golang python3 -y
sudo apt-get install amass httpx nuclei subfinder assetfinder -y
Install subjack, gau from official repository
export SHODANAPIKEY=<YOUR-API-KEY>
git clone https://github.com/encodedguy/reconasha
cd reconasha
chmod +x reconasha.sh
./reconasha.sh domains.txt