release-docs.yml

name: Release Documentation

on:
  workflow_call:
    inputs:
      tag_name:
        description: "Release Tag to use"
        type: "string"
        required: true

env:
  PAGE_DIR: "./tmp/page"

defaults:
  run:
    shell: bash

jobs:
  release-docs:
    runs-on: ubuntu-22.04
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Checkout - page branch
        uses: actions/checkout@v4
        with:
          ref: "page"
          path: ${{ env.PAGE_DIR }}

      - name: Get Latest Release Information
        uses: octokit/request-action@v2.x
        id: latest_release
        with:
          route: GET /repos/:owner/:repository/releases/latest
          repository: lifecycle-toolkit
          owner: keptn
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Detect current live version
        id: folder
        run: |
          CURRENT_VERSION=`cat ${{ env.PAGE_DIR }}/docs/content/en/docs/version || echo "unknown"`
          echo "Migrating to ${CURRENT_VERSION}"
          echo "migrate=docs-$CURRENT_VERSION" >> $GITHUB_OUTPUT

      - name: Move current live docs to a versioned folder
        env:
          FROM: "${{ env.PAGE_DIR }}/docs/content/en/docs"
          TO: "${{ env.PAGE_DIR }}/docs/content/en/${{ steps.folder.outputs.migrate }}"
        run: |
          cp -R $FROM $TO
          rm -rf $FROM

      - name: Copy old docs into main branch status
        run: |
          # Copy only the docs folder into the current documentation status from main
          cp -R ${{ env.PAGE_DIR }}/docs/content/en/docs-* "./docs/content/en/"

      - name: Copy documentation site to page
        env:
          FOLDER: "${{ env.PAGE_DIR }}/docs/content/en/docs"
        run: |
          # clean page branch status
          rm -rf ${{ env.PAGE_DIR }}/docs
          cp -R ./docs ${{ env.PAGE_DIR }}/docs
          # mark the new live version with the release tag
          echo "${{ inputs.tag_name }}" > "${FOLDER}/version"
          sed -i 's/currentversion: main/currentversion: ${{ inputs.tag_name }}/g' "${FOLDER}/_index.md"
          # copy netlify conf
          cp ./netlify.toml ${{ env.PAGE_DIR }}/netlify.toml


      - name: Push content
        uses: EndBug/add-and-commit@v9
        with:
          default_author: github_actions
          cwd: ${{ env.PAGE_DIR }}
          message: "releasing documentation ${{ inputs.tag_name }}"