Fetch QQ's versioned robot UIN ranges, classify and persist member status, and surface is_robot from both group member actions. Preserve unknown legacy cache entries and fail visibly when classification is unavailable. Closes #265
Fetch QQ's versioned robot UIN ranges, classify and persist member status, and surface is_robot from both group member actions. Preserve unknown legacy cache entries and fail visibly when classification is unavailable. Closes #265