github action: terraform

terraform.yml

name: terraform
on:
  push:
    paths:
      - 'terraform/**'
      - '.github/workflows/terraform.yml'

jobs:
  terraform:
    runs-on: ubuntu-latest
    env:
      AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
      AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
      AWS_DEFAULT_REGION: us-east-1
    defaults:
      run:
        working-directory: terraform
    steps:
      - uses: actions/checkout@v2
      - uses: hashicorp/setup-terraform@v1
        with:
          terraform_version: 1.0.6
      - run: terraform version
      - run: terraform init
      - run: terraform plan -out=plan.out
      - if: github.ref == 'refs/heads/main'
        run: terraform apply -auto-approve plan.out