refactored the logic to manage group question charts for multi-option variant as a single component to reduce repetitive code and simplify further component updates.
implemented a logic to calculate forecasters count based on highlight (hover) state and active state for group options.
implemented a logic to calculate forecasters count based on highlight (hover) state and active state for multiple-choice questions.
integrated forecasts counter into chart UI.
bonus: fixed empty labels on timeline chart for conditional questions (regression after integrating BE-driven label field).
labelfield).