Feat/add sunset message

src/routes/+page.svelte

@@ -42,6 +42,26 @@
       <div class="text-5xl md:text-7xl mb-12 md:mb-4 flex justify-center">
         <TacoIcon class="h-28 dark text-8xl" />
       </div>
+      <div class="mb-8 rounded-lg bg-yellow-900/50 border border-yellow-600/50 px-6 py-4 text-left">
+        <p class="text-lg font-semibold text-yellow-200 mb-3 text-center">
+          All good things must come to an end
+        </p>
+        <p class="text-base text-yellow-100 mb-2">
+          After careful consideration, we've made the difficult decision to shut down TACO on
+          [DATE].
+        </p>
+        <p class="text-base text-yellow-100 mb-2">
+          You can download your data from the settings page before the service shuts down.
+        </p>
+        <p class="text-base text-yellow-100">
+          Although Prototyp will no longer actively develop TACO, it is open source and the code
+          will remain publicly available on <a
+            href="https://github.com/prototypsthlm/taco"
+            target="_blank"
+            class="underline hover:text-yellow-50">GitHub</a
+          > for you to fork and self-host if you wish.
+        </p>
+      </div>
       <h2 class="text-base font-semibold leading-7 text-indigo-400">Team AI Chat pOrtal</h2>
       <p class="mt-2 text-3xl font-bold tracking-tight text-white sm:text-4xl">
         A free and open source ChatGPT frontend
@@ -93,13 +113,6 @@
           class="rounded-md bg-white px-3.5 py-2.5 text-sm font-semibold text-gray-900 shadow-sm hover:bg-gray-100 focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2 focus-visible:outline-white"
           >Sign in
         </a>
-        <p class="text-white opacity-70">or</p>
-        <a
-          data-testid="goto-signup"
-          href="/signup"
-          class="text-sm font-semibold leading-6 text-white"
-          >Register <span aria-hidden="true">→</span></a
-        >
       </div>
     {/if}
   </div>