{"message":"R2 Multi-Bucket Manager API","availableBuckets":["CLIPS","DOCUS","IMAGES","AUDIO"],"endpoints":{"health":"GET /health","listBuckets":"GET /api/buckets","bucketUpload":"PUT /api/bucket/{bucket}/objects/{key}","bucketDownload":"GET /api/bucket/{bucket}/objects/{key}","bucketDelete":"DELETE /api/bucket/{bucket}/objects/{key}","bucketList":"GET /api/bucket/{bucket}/list","bucketMove":"POST /api/bucket/{bucket}/move","bucketCopy":"POST /api/bucket/{bucket}/copy","legacyUpload":"PUT /api/objects/{key} (uses first bucket)","legacyDownload":"GET /api/objects/{key} (uses first bucket)","legacyDelete":"DELETE /api/objects/{key} (uses first bucket)","legacyList":"GET /api/list (uses first bucket)","legacyMove":"POST /api/move (uses first bucket)","legacyCopy":"POST /api/copy (uses first bucket)"}}