CCAP-137: Add OpenTofu backend for staging #1

	name: Plan the deployment pipeline

	on:
	pull_request:
	workflow_call:
	inputs:
	environment:
	description: 'Environment to plan on'
	default: 'staging'
	required: true
	type: string
	config:
	description: 'The OpenTofu configuration to plan'
	default: 'staging'
	required: true
	type: string
	outputs:
	plan:
	description: "The plan output from the tofu plan command"
	value: ${{ jobs.plan.outputs.plan }}
	secrets:
	AWS_ACCESS_KEY_ID:
	required: true
	AWS_SECRET_ACCESS_KEY:
	required: true
	workflow_dispatch:
	inputs:
	environment:
	description: 'Environment to plan on'
	default: 'staging'
	required: true
	type: environment
	config:
	description: 'The OpenTofu configuration to plan'
	required: true
	type: choice
	options:
	- staging

	jobs:
	plan:
	runs-on: ubuntu-latest
	environment: ${{ inputs.environment }}
	outputs:
	plan: ${{ steps.plan.outputs.stdout }}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Set up AWS credentials
	uses: aws-actions/configure-aws-credentials@v4
	with:
	aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
	aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
	aws-region: us-east-1

	- name: Setup OpenTofu
	uses: opentofu/setup-opentofu@v1

	- name: Initialize OpenTofu
	working-directory: ./tofu/config/${{ inputs.config }}
	run: tofu init

	- name: Plan changes
	id: plan
	working-directory: ./tofu/config/${{ inputs.config }}
	run: tofu plan -no-color

	- name: Display plan
	run: echo "${{ steps.plan.outputs.stdout }}"

Provide feedback