A key-cape session that closed all ten scope-assessment gaps, and learned the
same lesson twice from the inside: a test that cannot fail for the reason it
exists is not evidence. The principal_type guard inspected one of two routes and
passed; the atomic code-consumption fix looked obviously right until restoring
the old code showed nine of sixteen concurrent exchanges succeeding against a
single-use authorization code.
Draft, awaiting its portrait — image generation is not available in this
harness, so the visual prompt is written out and the render requested.
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01NV9oijZukGyGbRQGGKnK4P
Assistant: claude-code
Assistant-Model: opus
Assistant-Process: 713576@bnt-lap001
Assistant-Session: 384c511d-9bce-4cb8-a676-2aef6c0c8df6
