name: Publish CLI docs repo

# Regenerates the windmill-cli-docs repo (consumed by context7) from the
# canonical sources in this repo on every Windmill release.
#
# Required secret:
#   CLI_DOCS_DEPLOY_KEY — ed25519 private key whose public half is registered
#                        as a write-access deploy key on
#                        windmill-labs/windmill-cli-docs.

on:
  push:
    tags:
      - "v*"
  workflow_dispatch:

# Serialize pushes to windmill-cli-docs so two release tags landing close
# together (e.g. a release-please bump + a hotfix) can't race to force-push
# the docs repo.
concurrency:
  group: publish-cli-docs
  cancel-in-progress: false

jobs:
  publish:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout windmill (source of truth)
        uses: actions/checkout@v4
        with:
          path: windmill

      - name: Checkout windmill-cli-docs (publish target)
        uses: actions/checkout@v4
        with:
          repository: windmill-labs/windmill-cli-docs
          path: windmill-cli-docs
          ssh-key: ${{ secrets.CLI_DOCS_DEPLOY_KEY }}
          fetch-depth: 0

      - uses: actions/setup-python@v5
        with:
          python-version: "3.12"

      - name: Install dependencies
        run: pip install pyyaml

      - name: Regenerate docs
        run: |
          python3 windmill/system_prompts/generate.py \
            --context7-dir "$GITHUB_WORKSPACE/windmill-cli-docs"

      - name: Commit and push if changed
        working-directory: windmill-cli-docs
        env:
          REF_NAME: ${{ github.ref_name }}
          REF_TYPE: ${{ github.ref_type }}
        run: |
          git config user.name "windmill-bot"
          git config user.email "bot@windmill.dev"
          git add -A
          if git diff --cached --quiet; then
            echo "No doc changes for ${REF_NAME}."
            committed=false
          else
            committed=true
            if [ "${REF_TYPE}" = "tag" ]; then
              git commit -m "chore: sync from windmill ${REF_NAME}"
            else
              git commit -m "chore: sync from windmill (manual dispatch from ${REF_NAME})"
            fi
            git push origin HEAD
          fi
          # Always mirror the version tag on tag pushes, even when content
          # didn't change — downstream consumers tie snapshots to releases by
          # tag, and skipping it would leave the docs repo without a tag for
          # the new Windmill release.
          # workflow_dispatch from a non-tag ref skips this so we don't
          # create a junk tag named after a branch.
          if [ "${REF_TYPE}" = "tag" ]; then
            git tag -f "${REF_NAME}"
            git push origin "${REF_NAME}" --force
            echo "Mirrored tag ${REF_NAME} to windmill-cli-docs (content changed: ${committed})."
          fi