[Feature/PI-601] Fallback to main on destroy #16

	name: "Workflow: PR Close"

	permissions:
	id-token: write
	contents: read
	actions: write

	env:
	TF_CLI_ARGS: -no-color
	CI_ROLE_NAME: ${{ secrets.CI_ROLE_NAME }}
	BRANCH_NAME: ${{ github.event.pull_request.head.ref }}

	on:
	pull_request:
	types: [closed]

	jobs:
	parse-secrets:
	runs-on: [self-hosted, ci]
	steps:
	- id: parse-secrets
	run: \|
	echo "::add-mask::${{ secrets.CI_ROLE_NAME }}"

	build-base:
	runs-on: [self-hosted, ci]
	needs: [parse-secrets]
	steps:
	- name: Checkout Branch
	id: checkout-build-branch
	uses: actions/checkout@v4
	continue-on-error: true
	with:
	ref: ${{ env.BRANCH_NAME }}
	- name: Fallback to main
	if: steps.checkout-build-branch.outcome == 'failure'
	uses: actions/checkout@v4
	with:
	ref: main
	- uses: ./.github/actions/make/
	with:
	command: build
	save-to-cache: "true"
	restore-from-cache: "false"

	destroy-pr-workspaces:
	runs-on: [self-hosted, ci]
	needs: [parse-secrets, build-base]
	steps:
	- name: Checkout Branch for destroy
	id: checkout-destroy-branch
	uses: actions/checkout@v4
	continue-on-error: true
	with:
	ref: ${{ env.BRANCH_NAME }}
	- name: Fallback to main for destroy
	if: steps.checkout-destroy-branch.outcome == 'failure'
	uses: actions/checkout@v4
	with:
	ref: main
	fetch-depth: 0
	- name: Remove PR workspaces
	uses: ./.github/actions/make/
	with:
	command: destroy--redundant-workspaces BRANCH_NAME=origin/${{ env.BRANCH_NAME }} DESTROY_ALL_COMMITS_ON_BRANCH=true KILL_ALL=true TF_CLI_ARGS=${{ env.TF_CLI_ARGS }}
	requires-aws: true

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