This script was previously unversioned at /paperclip/privilegedescalation/agents/.
Moving it here enables proper PR-based review of changes.
The script generates GitHub App installation access tokens by:
1. Building a JWT using the GitHub App ID and PEM key
2. Fetching the installation ID
3. Exchanging for an installation access token
Used by all agents for GitHub API access.
Co-authored-by: Hugh Hackman <hugh@privilegedescalation>