name: Deploy API Documentation

on:
  push:
    branches:
      - main
    paths:
      - 'docs/openapi.yaml'
      - '.github/workflows/docs.yml'
  workflow_dispatch:

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

concurrency:
  group: "pages"
  cancel-in-progress: false

jobs:
  deploy:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'

      - name: Install Redocly CLI
        run: npm install -g @redocly/cli

      - name: Generate Documentation
        run: |
          mkdir -p public
          redocly build-docs docs/openapi.yaml \
            --output public/index.html \
            --title "Metachan API Documentation"

      - name: Setup Pages
        uses: actions/configure-pages@v4
        with:
          enablement: true

      - name: Upload artifact
        uses: actions/upload-pages-artifact@v3
        with:
          path: 'public'

      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4