validate-directory-and-prefix.yml

# We need the directory of the ceremony to match the prefix of the ceremony.
name: Validate Directory name and prefix

on: 
  pull_request:
    paths:
      - 'ceremonies/**'

jobs:
  verify:
    runs-on: ubuntu-latest
    if: endsWith(github.head_ref, '-ceremony') 

    steps:
    - uses: actions/checkout@v2

    - name: Set up Node.js
      uses: actions/setup-node@v2
      with:
        node-version: '16'

    - name: Install jq
      run: sudo apt-get install jq -y

    - name: Read JSON and get title
      run: |
        title=$(jq -r '.title' ./ceremonies/$(echo $GITHUB_HEAD_REF | tr '[:upper:]' '[:lower:]')/p0tionConfig.json)
        echo "Title: $title"
        echo "TITLE=$title" >> $GITHUB_ENV

    - name: Transform and compare
      run: |
        prefix=$(echo "${TITLE}" | tr '[:upper:]' '[:lower:]' | tr ' ' '-' | tr -dc '[:alnum:]-\n\r')
        echo "Converted Prefix: $prefix"
        DIR_NAME="$(echo $GITHUB_HEAD_REF | tr '[:upper:]' '[:lower:]')"
        echo "Dir name: $DIR_NAME"
        if [ "$prefix" != $DIR_NAME ]; then
          echo "Error: The ceremony artifacts directory name and ceremony prefix do not match!"
          exit 1
        else
          echo "Directory name and ceremony prefix match."
        fi