Add blog posts, cleanup unused files, update components

- Add 100 blog posts covering AI, development, and tech topics
- Add .env.example for environment configuration
- Add accessibility and lighthouse audit scripts
- Remove obsolete SEO reports and temporary files
- Remove dev-dist build artifacts and backup files
- Remove unused portrait images (moved/consolidated elsewhere)
- Update contact form and component improvements

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/components/sections/Hero.tsx

@@ -26,7 +26,7 @@ const Hero = async () => {
       <div className="md:hidden absolute inset-x-0 bottom-0 h-[60%] bg-gradient-to-t from-zinc-950 via-zinc-950/80 via-40% to-transparent z-10 pointer-events-none" />
 
       {/* Social Links - Top */}
-      <div className="absolute top-8 left-6 sm:left-12 lg:left-20 flex gap-4 z-20">
+      <div className="absolute top-8 left-6 sm:left-12 lg:left-20 flex gap-4 z-30">
         <a
           href="https://www.linkedin.com/in/damjan-savi%C4%87-720288127/"
           target="_blank"