environement variables

action-env.yaml

# You can have environment variables in the workflow
# this will be available in each job and steps inside it.

env:
  PROJECT_ID: sample-project-id
  USERNAME: sample-username
  
# So now in each steps you can access them by $PROJECT_ID or $USERNAME
# Normally the environment variables will show their value when printed in logs

# You might want to hide sensitive information in logs like password
# For this use,  secrets. 
# You can set secrets under Variables in each repository settings

# Repo --> Settings --> Variables
env:
  PROJECT_ID: sample-project-id
  USERNAME: sample-username
  PASSWORD: ${{secrets.PASSWORD}} # you have to set PASSWORD in variables under repo settings 
  
# You can have env variables in jobs and steps too.