40a7ac80d3
Write apply-progress.md, tick all 35 tasks, add verify-report.md (28/28 SS-101..128 PASS). Gates green: 322 pytest, ruff clean, FE build+lint 0 errors, PrometheusChartWidget extraction 4/4 non-regressive. No blocking code findings. Process note: slice 2 was +644 lines over 400-line budget (additive, no scope creep; retrospectively extract+widgets could split).