UI: drop Initialization column from table (kept in Details modal)

UI: 미측정 표기, Task N 이름, 합성 그룹 최하단

UI: drop caveat block; data: latest session only

UI v3: PIM mode column, multi-value precision/device, full column names

leaderboard v2: Group/Task/Run 3-level, light theme, DB query via API

Update schema doc reference to indexed filename

Real measured data from result_simplifier (80 runs, 16 models x 5 configs)

Escape remaining sinks (io token counts) + reject non-http(s) model URLs

Leaderboard web version: fetch-once data loading + HTML escaping

initial commit