slack-notifications.yml

# .github/workflows/slack-notifications.yml
name: Slack Notifications

on:
  workflow_call:
    inputs:
      status:
        description: 'The status of the workflow (success or failure)'
        required: true
        type: string
      actor:
        description: 'The GitHub actor'
        required: true
        type: string
      repository:
        description: 'The GitHub repository'
        required: true
        type: string
      pr_title:
        description: 'Pull request title'
        required: false
        type: string
      branch:
        description: 'The branch name'
        required: true
        type: string
      run_id:
        description: 'The workflow run ID'
        required: true
        type: string
      failures:
        description: 'Test failure details (if any)'
        required: false
        type: string

jobs:
  notify_slack:
    runs-on: ubuntu-latest
    steps:
      - name: Notify Slack
        run: |
          if [[ "${{ inputs.status }}" == "success" ]]; then
            SLACK_MESSAGE=$(cat <<EOF
{
  "channel": "#team-gnark-build",
  "blocks": [
    {
      "type": "section",
      "text": {
        "type": "mrkdwn",
        "text": ":white_check_mark: *Workflow Succeeded*"
      }
    },
    {
      "type": "section",
      "fields": [
        {
          "type": "mrkdwn",
          "text": "*Actor:*\n${{ inputs.actor }}"
        },
        {
          "type": "mrkdwn",
          "text": "*Repository:*\n${{ inputs.repository }}"
        },
        {
          "type": "mrkdwn",
          "text": "*PR Title:*\n${{ inputs.pr_title }}"
        },
        {
          "type": "mrkdwn",
          "text": "*Branch:*\n${{ inputs.branch }}"
        }
      ]
    },
    {
      "type": "section",
      "text": {
        "type": "mrkdwn",
        "text": "*View Run:* <https://github.com/${{ inputs.repository }}/actions/runs/${{ inputs.run_id }}|View Details>"
      }
    }
  ]
}
EOF
            )
          else
            SLACK_MESSAGE=$(cat <<EOF
{
  "blocks": [
    {
      "type": "section",
      "text": {
        "type": "mrkdwn",
        "text": ":x: *Workflow Failed*"
      }
    },
    {
      "type": "section",
      "fields": [
        {
          "type": "mrkdwn",
          "text": "*Actor:*\n${{ inputs.actor }}"
        },
        {
          "type": "mrkdwn",
          "text": "*Repository:*\n${{ inputs.repository }}"
        },
        {
          "type": "mrkdwn",
          "text": "*PR Title:*\n${{ inputs.pr_title }}"
        },
        {
          "type": "mrkdwn",
          "text": "*Branch:*\n${{ inputs.branch }}"
        }
      ]
    },
    {
      "type": "section",
      "text": {
        "type": "mrkdwn",
        "text": "*Failed Step:* <https://github.com/${{ inputs.repository }}/actions/runs/${{ inputs.run_id }}|View Details>"
      }
    },
    {
      "type": "section",
      "text": {
        "type": "mrkdwn",
        "text": "*Test Failure Details:* \n${{ inputs.failures }}"
      }
    }
  ]
}
EOF
            )
          fi
          
          curl -X POST -H 'Content-type: application/json' \
          --data "$SLACK_MESSAGE" \
          https://slack.com/api/chat.postMessage \
          -H "Authorization: Bearer ${{ secrets.SLACK_BOT_TOKEN }}"
        env:
          SLACK_BOT_TOKEN: ${{ secrets.SLACK_BOT_TOKEN }}