chore: finalize production E2E infrastructure and resolve localization inconsistencies

Former-commit-id: 5e0e76c9384ff9683a8ed4044637f85aa6aa2d78

components/blog/AnimatedImage.tsx

@@ -61,6 +61,7 @@ export default function AnimatedImage({
         alt={alt}
         width={width}
         height={height}
+        sizes="(max-width: 1200px) 100vw, 800px"
         className={`
           duration-[1.5s] ease-out w-full h-auto transition-all
           ${isLoaded && isInView ? 'scale-100 blur-0 opacity-100' : 'scale-110 blur-2xl opacity-0'}