refs: complete coordinates across all 44 boards

refs: add rule-based logP coordinate

boards: add proteases, nuclear receptors, epigenetics (8 boards)

boards: add cardiac safety margin (selectivity)

refs: complete operator reference across all boards

refs: include withdrawal board

refs: add operator reference row across boards

boards: add 14 boards (GPCR 6, anti-infective 2, ADMET 6)

Open the cell-morphology board built from JUMP Cell Painting

Publish reference scores without the internals behind them

Fix the OAuth callback path and stop a failed sign-in from taking the page down

Leader table per board; drug-withdrawal board with year-matched controls

UI rework: measurement-limit terrain chart; ChEMBL attribution on testsets

19 boards across 5 categories; daily cap enforced

SPA: categories, board tabs, testset serving, submit API

LEADBOARD v1.1 - spec, opening boards, measured baselines