0d7d8f396b
Track the existing (untracked) stress matrix, extend the signal-size axis into the multi-fragment regime now that the UDPSClient reassembly cap is 1 MiB, and wire stress results into the E2E PDF report via an opt-in --stress flag (table + per-axis scaling curves + regression vs prior run). Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>