ci: add terraform plan workflow (#12) #9

	name: terraform

	on:
	push:
	branches:
	- main
	pull_request:

	permissions:
	id-token: write
	contents: read

	jobs:
	terraform-fmt:
	runs-on: ubuntu-22.04
	steps:
	- name: Checkout
	uses: actions/[email protected]
	- name: Set $TERRAFORM_VERSION
	working-directory: "./terraform"
	run: echo "TERRAFORM_VERSION=$(cat .terraform-version)" >> "$GITHUB_ENV"
	- name: Setup Terraform
	uses: hashicorp/[email protected]
	with:
	terraform_version: ${{ env.TERRAFORM_VERSION }}
	- name: Run terraform fmt
	working-directory: "./terraform"
	run: terraform fmt -check -recursive

	terraform-plan:
	runs-on: ubuntu-22.04
	steps:
	- name: Checkout
	uses: actions/[email protected]
	- name: Configure AWS Credentials
	uses: aws-actions/[email protected]
	with:
	role-to-assume: ${{ secrets.AWS_ROLE_ARN }}
	aws-region: ${{ secrets.AWS_REGION }}
	- name: Set $TERRAFORM_VERSION
	working-directory: "./terraform"
	run: echo "TERRAFORM_VERSION=$(cat .terraform-version)" >> "$GITHUB_ENV"
	- name: Setup Terraform
	uses: hashicorp/[email protected]
	with:
	terraform_version: ${{ env.TERRAFORM_VERSION }}
	- name: Run terraform init
	working-directory: "./terraform"
	run: \|
	terraform init \
	-backend-config='bucket=${{ secrets.S3_TFSTATE_BUCKET }}' \
	-backend-config='key=${{ secrets.S3_TFSTATE_KEY }}' \
	-backend-config='region=${{ secrets.S3_TFSTATE_REGION }}'
	- name: Run terraform plan
	working-directory: "./terraform"
	run: terraform plan

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