install terraform binary on ubuntu code example

Example: install terraform ubuntu

# Hashicorp GPG Key
curl -fsSL https://apt.releases.hashicorp.com/gpg | sudo apt-key add -

# Hashicorp Linux repository
sudo apt-add-repository "deb [arch=amd64] https://apt.releases.hashicorp.com $(lsb_release -cs) main"

# Update and install
sudo apt-get update && sudo apt-get install terraform

# Verify
terraform -help

# Tab completion
terraform -install-autocomplete