List Api Keys

List all API keys for the authenticated user.

Requires: JWT token (session cookie or Authorization header)

Returns: [ { "id": 123, "name": "Production Key", "prefix": "qd_live_abc123", "created_at": "2025-01-15T10:30:00Z", "last_used": "2025-01-16T14:20:00Z", "revoked": false } ]

Note: Full API keys are not returned for security.