v5.2.0 — AI Gateway daily dashboards

Adds airs aigateway dashboard with offline HTML/Markdown, fixed telemetry windows, private no-clobber CWD deliverables, 25 explicit evidence sources, safe aggregate projection, complete transaction pagination, and strict incomplete-evidence exit behavior. Exposes five additional atomic reads and zero-based logs --current-page. Pins published SDK 0.28.0. Verified: 1,462 regression tests; 5/5 built and independently installed consumer live workflows; 1,431 unique transactions over 29 pages; 11/11 native DLP compatibility cases; desktop/mobile/offline browser checks. Docusaurus includes byte-exact CLI stdout. Independent bounded-feature assessment: 9.1/10, no unresolved release blockers. Undocumented API semantics and non-atomic inventory limitations remain documented.