copilot-setup-steps.yml

name: "Copilot Setup Steps"

# Automatically run the setup steps when they are changed to allow for easy validation, and
# allow manual testing through the repository's "Actions" tab
on:
  workflow_dispatch:
  push:
    paths:
      - .github/workflows/copilot-setup-steps.yml
  pull_request:
    paths:
      - .github/workflows/copilot-setup-steps.yml

jobs:
  # The job MUST be called `copilot-setup-steps` or it will not be picked up by Copilot.
  copilot-setup-steps:
    runs-on: ubuntu-latest

    # Set the permissions to the lowest permissions possible needed for your steps.
    # Copilot will be given its own token for its operations.
    permissions:
      # If you want to clone the repository as part of your setup steps, for example to install dependencies, you'll need the `contents: read` permission. If you don't clone the repository in your setup steps, Copilot will do this for you automatically after the steps complete.
      contents: read

    # You can define any steps you want, and they will run before the agent starts.
    # If you do not check out your code, Copilot will do this for you.
    steps:
      - name: Checkout code
        uses: actions/checkout@v5

      - name: Parse COPILOT_AGENT_PROMPT and extract attachments
        env:
          COPILOT_AGENT_INPUTS: ${{ inputs.COPILOT_AGENT_INPUTS }}
          PERSONAL_ACCESS_TOKEN: ${{ secrets.PERSONAL_ACCESS_TOKEN }}
        run: |
          # Use a temp directory in the repo so Copilot agent can access it
          ATTACHMENTS_DIR=".github/temp/attachments"
          mkdir -p "$ATTACHMENTS_DIR"
          rm -rf "$ATTACHMENTS_DIR"/* 2>/dev/null || true
          
          # Extract COPILOT_AGENT_PROMPT from COPILOT_AGENT_INPUTS (it's a nested JSON string)
          PROMPT_BASE64=$(echo "$COPILOT_AGENT_INPUTS" | jq -r '.COPILOT_AGENT_PROMPT // empty')
          
          if [ -z "$PROMPT_BASE64" ]; then
            echo "COPILOT_AGENT_PROMPT not found in inputs"
            exit 0
          fi
          
          echo "=== Decoding COPILOT_AGENT_PROMPT ==="
          PROMPT_CONTENT=$(echo "$PROMPT_BASE64" | base64 -d)
          echo "$PROMPT_CONTENT"
          
          # Extract issue description content between <issue_description> tags
          ISSUE_BODY=$(echo "$PROMPT_CONTENT" | sed -n '/<issue_description>/,/<\/issue_description>/p' | sed 's/<[^>]*>//g')
          echo "=== Issue Body ==="
          echo "$ISSUE_BODY"
          
          # Extract all GitHub user-attachments URLs (covers both /files/ and /assets/ paths)
          # URLs end with ) in markdown links or " in HTML attributes
          ALL_URLS=$(echo "$PROMPT_CONTENT" | grep -oE 'https://github\.com/user-attachments/[^)"]+' | sort -u || true)
          
          if [ -z "$ALL_URLS" ]; then
            echo "No attachment URLs found in COPILOT_AGENT_PROMPT"
            exit 0
          fi
          
          echo "=== Found Attachment URLs ==="
          echo "$ALL_URLS"
          
          # Print extracted filenames
          echo "=== Attachment Filenames ==="
          echo "$ALL_URLS" | while read -r URL; do
            if [ -n "$URL" ]; then
              FILENAME=$(basename "$URL" | sed 's/?.*//')
              echo "$FILENAME"
            fi
          done
          
          # Download each attachment
          echo "$ALL_URLS" | while read -r URL; do
            if [ -n "$URL" ]; then
              FILENAME=$(basename "$URL" | sed 's/?.*//')
              echo "Downloading: $URL -> $ATTACHMENTS_DIR/$FILENAME"
              curl -L -H "Authorization: token ${PERSONAL_ACCESS_TOKEN}" \
                "$URL" \
                -o "$ATTACHMENTS_DIR/$FILENAME" || echo "Failed to download: $URL"
            fi
          done
          
          echo "=== Downloaded Files ==="
          ls -la "$ATTACHMENTS_DIR"
          
          echo "=== Attachment File Paths ==="
          for f in "$ATTACHMENTS_DIR"/*; do
            if [ -f "$f" ]; then
              echo "$f"
            fi
          done