Test Sticky State for Dashboard Sections

# Dashboard Sticky State Test

## Current State

## Test Controls

## Test Results

## Instructions

1. Click "Toggle Structured Data" - this should only affect the 'dashboard-json-expanded' state
2. Click "Toggle Full Event Data" - this should only affect the 'dashboard-full-event-expanded' state
3. Refresh the page - both states should persist independently
4. Open the dashboard in another tab and verify the states are synchronized