coder/.github/workflows/pr-cleanup.yaml

name: Cleanup PR
on:
  pull_request:
    types: [closed]
  workflow_dispatch:
    inputs:
      pr_number:
        description: "PR number"
        required: true

permissions:
  packages: write

jobs:
  cleanup:
    runs-on: "ubuntu-latest"
    steps:
      - name: Get PR number
        id: pr_number
        run: |
          if [ -n "${{ github.event.pull_request.number }}" ]; then
            echo "PR_NUMBER=${{ github.event.pull_request.number }}" >> $GITHUB_OUTPUT
          else
            echo "PR_NUMBER=${{ github.event.inputs.pr_number }}" >> $GITHUB_OUTPUT
          fi

      - name: Delete image
        continue-on-error: true
        uses: bots-house/ghcr-delete-image-action@v1.1.0
        with:
          owner: coder
          name: coder-preview
          token: ${{ secrets.GITHUB_TOKEN }}
          tag: pr${{ steps.pr_number.outputs.PR_NUMBER }}

      - name: Set up kubeconfig
        run: |
          set -euxo pipefail
          mkdir -p ~/.kube
          echo "${{ secrets.DELIVERYBOT_KUBECONFIG }}" > ~/.kube/config
          export KUBECONFIG=~/.kube/config

      - name: Delete helm release
        run: |
          set -euxo pipefail
          helm delete --namespace "pr${{ steps.pr_number.outputs.PR_NUMBER }}" "pr${{ steps.pr_number.outputs.PR_NUMBER }}" || echo "helm release not found"

      - name: "Remove PR namespace"
        run: |
          kubectl delete namespace "pr${{ steps.pr_number.outputs.PR_NUMBER }}" || echo "namespace not found"