Remove LAION; add country flag per org (KR/US/CN/EU/ME) + render flag in ranking row

Comprehensive org set: VIDRAFT(1) + Korea(rich: +Samsung/K-intelligence/KRAFTON/trillionlabs/telepix/Supertone/HAERAE/LDCC) + China(18) + US/EU/ME — companies/orgs only

Companies/orgs only: remove ~30 individuals; add 12 firms (xAI/Moonshot/Z.ai/Falcon/AI21/Amazon/SKT/Motif/LMSYS/EleutherAI/Perplexity/Konan); VIDRAFT=single 16-account entry

card: single VIDraft name with stacked avatar group; drop JGOS-Model and Powergen-AI

leaderboard: include our remaining accounts (SeaWolf-AI/VIDRAFT_LAB, JGOS-Model, OpenFreeAI, Powergen-AI); exclude third-party orgs

leaderboard: set VIDraft as primary (display+aggregation key), FINAL-Bench 2nd, GINIGEN accounts last; strict author prefix match

add FINAL-Bench and ginigen-ai to openfree group

init: clone from aiqtech/Heatmap-Leaderboard