chore: remove konami code, add themes

src/lib/components/ui/animated-bg/NyanCatBg.svelte

@@ -1,7 +1,6 @@
 <script lang="ts">
-  import NyanCat from '$assets/nyan-cat.gif';
+  import NyanCat from '$assets/themes/nyan_cat/image.gif';
   import { reduceAnimations } from '@/userSettings';
-  import { fade } from 'svelte/transition';
 
   //TODO: maybe dynamic background images fetched from ezpp?
 

src/lib/components/ui/download-button/DownloadButton.svelte

@@ -17,7 +17,7 @@
 </script>
 
 <button
-  class="group flex items-center h-12 rounded-full bg-primary-300 disabled:bg-primary-300/70 shadow-lg shadow-primary/25 transition-all not-disabled:hover:shadow-primary/40 not-disabled:hover:brightness-110 not-disabled:active:scale-[0.98] cursor-pointer w-fit"
+  class="group flex items-center h-12 rounded-full bg-primary disabled:bg-primary/70 shadow-lg shadow-primary/25 transition-all not-disabled:hover:shadow-primary/40 not-disabled:hover:brightness-110 not-disabled:active:scale-[0.98] cursor-pointer w-fit"
   disabled={prop.disabled}
   onclick={prop.onClick}
 >

src/lib/components/ui/select/select-item.svelte

@@ -17,7 +17,7 @@
   bind:ref
   {value}
   class={cn(
-    'data-[highlighted]:bg-primary-300 data-[highlighted]:text-primary-foreground relative flex w-full cursor-default select-none items-center rounded-sm py-1.5 pl-8 pr-2 text-sm outline-none data-[disabled]:pointer-events-none data-[disabled]:opacity-50',
+    'data-[highlighted]:bg-primary data-[highlighted]:text-primary-foreground relative flex w-full cursor-default select-none items-center rounded-sm py-1.5 pl-8 pr-2 text-sm outline-none data-[disabled]:pointer-events-none data-[disabled]:opacity-50',
     className
   )}
   {...restProps}