{"name":"Sabeang Music Worker","version":"1.1.0","endpoints":["GET /get-signed-url - Generate signed URL for R2","POST /validate-code - Validate code without redeeming","POST /redeem-code - Redeem purchase code","POST /check-access - Check album access","POST /generate-codes - Generate purchase codes (admin)","POST /upload-slip - Upload payment slip to R2","POST /import-cards - Import cards from CSV (admin)","GET /album/{artist}/{album}/{filename} - Stream audio files with caching"]}