feat: add terms & privacy policy

Adds the FRO's Terms of Use and Privacy Policy to the website, which now
falls under these terms.

Also reorganizes the footer links to accommodate these additional items.

netlify.toml

@@ -7,7 +7,7 @@ publish = "site/.output/public/"
 
 [dev]
 command = "npm run dev"
-port = 3000
+targetPort = 3000
 publish = "site/.output/public/"
 
 [functions]

site/components/FooterLinks.vue

@@ -1,24 +1,33 @@
 <script setup lang="ts">
 import GitHubIcon from '~icons/simple-icons/github'
-import TwitterIcon from '~icons/simple-icons/twitter'
+import XIcon from '~icons/simple-icons/x'
 import LinkedinIcon from '~icons/simple-icons/linkedin'
 import ZulipIcon from '~icons/simple-icons/zulip'
 </script>
 
 <template>
   <div class="footer-links">
     <div>
-      <h2 class="group-header">Lean</h2>
+      <h2 class="group-header">About</h2>
       <ul>
         <li><a href="https://lean-lang.org/">lean-lang.org</a></li>
         <li><a href="https://lean-fro.org/">The Lean FRO</a></li>
-        <li><a href="https://leanprover-community.github.io/">Lean Community</a></li>
-        <li><a href="https://github.com/leanprover/lean4/issues">Report a bug</a></li>
-        <li><a href="https://loogle.lean-fro.org/">Loogle</a></li>
+        <li><NuxtLink to="/policies/terms">Terms of Use</NuxtLink></li>
+        <li><NuxtLink to="/policies/privacy">Privacy Policy</NuxtLink></li>
       </ul>
     </div>
     <div>
-      <h2 class="group-header">Books</h2>
+      <h2 class="group-header">Explore</h2>
+      <ul>
+        <li><a href="https://adam.math.hhu.de//">Games</a></li>
+        <li><a href="https://live.lean-lang.org/">Playground</a></li>
+        <li><a href="https://leanprover-community.github.io/">Community</a></li>
+        <li><a href="https://moogle.ai/">Moogle</a></li>
+        <li><a href="https://loogle.lean-lang.org/">Loogle</a></li>
+      </ul>
+    </div>
+    <div>
+      <h2 class="group-header">Learn</h2>
       <ul>
         <li><a href="https://lean-lang.org/lean4/doc/whatIsLean.html">The Lean Manual</a></li>
         <li><a href="https://lean-lang.org/theorem_proving_in_lean4/">Theorem Proving in Lean</a></li>
@@ -38,7 +47,7 @@ import ZulipIcon from '~icons/simple-icons/zulip'
         </li>
         <li>
           <a href="https://twitter.com/leanprover">
-            <TwitterIcon class="prefix icon"/><span>@leanprover</span>
+            <XIcon class="prefix icon"/><span>@leanprover</span>
           </a>
         </li>
         <li>