add workflow for continuous deployment #5

	name: CD

	on:
	push:
	branches: [master]

	jobs:
	deploy:
	runs-on: ubuntu-latest
	permissions:
	contents: "read"
	id-token: "write"

	steps:
	- name: Check out code
	uses: actions/checkout@v4

	- name: Log in to Google Cloud Platform
	uses: "google-github-actions/auth@v2"
	with:
	project_id: ${{ secrets.GCP_PROJECT_ID }}
	workload_identity_provider: ${{ secrets.GCP_WORKLOAD_IDENTITY_PROVIDER }}
	service_account: "${{ secrets.GCP_SERVICE_ACCOUNT_EMAIL }}"

	- name: Set up Terraform
	uses: hashicorp/setup-terraform@v3
	with:
	terraform_version: "~> 1"

	- name: "Initialize Terraform"
	run: terraform init -backend-config="bucket=${{ secrets.GCP_TFSTATE_BUCKET_NAME }}"

	- name: "Plan Terraform Configuration"
	run: terraform plan -out deployment.tfplan

	- name: "Apply Terraform Configuration"
	run: terraform apply -auto-approve deployment.tfplan

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