- Use de-DE locale (dots for thousands, commas for decimals)
- Round Sales and Spend to integers
- Fix growth calculation to handle locale-specific formatting
- AdsPerformance.tsx: Automatically activate comparison view when 2 periods are selected
- AdsPerformance.tsx: Add growth percentages and trend indicators to table and summary
- AdsPerformance.tsx: Implement chronological sorting for previous vs current periods
- App.tsx: Pass filters to AdsPerformance component
- types.ts: Add conversions field to CombinedKPIs
- dataProcessor.ts: Populate conversions in mergeSalesAndAdsData
- AdsPerformance.tsx: New component with aggregated advertising metrics and detailed product table
- App.tsx: Add Ads view to switcher and render AdsPerformance component
- Icons.tsx: Added icon support for the new Ads tab