Refresh main scoreboard facts from the 2026-10-06 baseline

[luisleo526]

Refresh facts/facts.json from the active main baseline, promoted at 2026-10-06 18:41:16 UTC.

• Main now records 7,983 excellent, 6 strong and 0 below strong out of 7,989 graded. The pinned population contains 8,006 probes, including 17 excluded anomalies.
• Engine: 59082e696f0c7a95c1aa0d3179e1aac23f79fc04; codegen: 1e6eb83354b74ede1326fe55e576e91ea81f156b.
• The four released scoreboards retain their own immutable grades: v1.0.1 7,905/84; v1.1.0 7,951/38; v1.2.0 7,970/19; v1.3.0 7,982/7 (excellent/strong, each with 0 below strong).
• The historical authored-script and closed-trade inventory remains pinned to the public v1.0.1 source.

The exporter validation passed. The existing facts render and check commands passed with no Markdown fact markers to update.