fix: Fix wrong blog post

pkgs/page.nix

@@ -9,13 +9,13 @@ stdenv.mkDerivation {
   src = ./../.;
 
   buildPhase = ''
-    ${jekyll}/bin/jekyll build
+    ${jekyll}/bin/jekyll build --future
     cp -r ./assets _site/assets
     ${tailwindWithTypography}/bin/tailwindcss --input ./input.css --output ./_site/assets/css/index.css
   '';
 
   installPhase = ''
     mkdir -p $out/var/www/
-    cp -vr _site/ $out/var/www/website
+    mv -vr _site/ $out/var/www/website
   '';
 }