[gbzarelli]

Summary

• Add a discreet responsive AdSense placement after route content and before the shared footer.
• Load the AdSense verification script in the document head and render the slot only when both IDs are present.
• Add a privacy page covering Google Analytics and AdSense cookies, with a footer link and sitemap entry.
• Read the public build IDs from GitHub Actions environment variables in deploy.

Validation

• NEXT_PUBLIC_ADSENSE_CLIENT_ID=ca-pub-4334384724173584 npm run build
• git diff --check
• Confirmed the static export contains /privacidade and the AdSense verification script.
• GitHub Actions environment deploy now contains publisher ID ca-pub-4334384724173584 and responsive slot ID 8535614411.