summit silver sponsor (#395)

* announce nio sponsorship

---------

Signed-off-by: Birgit Brecknell <b@brck.nl>

Foundation/Summit/2024/index.html

@@ -135,7 +135,6 @@ <h3 id="summit-cfp">
 </div>
 
 
-
 <div class="summit_div">
   <h3 id="summit-keynote-speakers">
     Keynote Speakers
@@ -442,7 +441,21 @@ <h3 id="summit-sponsors">
     <div class="sponsor-name">
       Kry10
     </div>
-    <div class="sponsor-info highlight">Gold sponsor
+    <div class="sponsor-info highlight">Gold sponsor</div>
+  </div>
+</div>
+<div class="sponsors-1" style="padding-top:10px; padding-bottom:20px;">
+  <div class="sponsor">
+    <div class="sponsor-pic">
+      <a href="https://www.nio.com">
+        <img src="../../Membership/LOGOS/NIO.svg" style="width: 150px"
+            alt="NIO logo">
+      </a>
+    </div>
+    <div class="sponsor-name">
+      NIO
+    </div>
+    <div class="sponsor-info">Silver sponsor
     </div>
   </div>
 </div>

_news-items/2024-10-02-nio.html

@@ -0,0 +1,28 @@
+---
+# Copyright 2024 seL4 Project a Series of LF Projects, LLC.
+# SPDX-License-Identifier: CC-BY-SA-4.0
+title: Welcome NIO, Silver sponsor of the seL4 Summit 2024
+---
+
+<p>
+  The seL4 Foundation thanks <a href="https://www.nio.com">NIO</a> for
+  becoming a Silver sponsor of the <a href="../Foundation/Summit/2024">seL4
+  Summit 2024</a>.
+</p>
+<p>
+    <a href="https://www.nio.com">NIO</a> is a global EV company funded in 2015 and that went
+    public in the U.S. in 2018. NIO emphasizes user experience and technology
+    innovation. NIO is a strong supporter of seL4 and a premium member of the seL4
+    Foundation. It has been investing heavily on building a full-fledge software
+    platform for modern vehicles based on seL4.
+</p>
+
+<div class="center-imgs">
+    <a href="https://www.nio.com">
+    <img src="../Foundation/Membership/LOGOS/NIO.svg" style="width: 15%; margin-right:20px" alt="NIO logo">
+  </a>
+  <a href="../Foundation/Summit/2024">
+        <img src="../images/summit/sel4_summit_2024.svg" style="width: 15%; padding-bottom:5px"
+      alt="seL4 summit">
+  </a>
+</div>