Replace AWS banner with Mobot (#6097)

Author: kimsauce

docusaurus.config.js

@@ -261,8 +261,8 @@ module.exports = {
     ],
     announcementBar: {
       id: 'domain',
-      content: '🚀 <a href="https://www.sumologic.com/events/aws-reinvent">Join us at AWS re:Invent 2025 in Las Vegas, Dec 1-5</a>! Stop by Booth #1329 to see Sumo Logic Dojo AI in action and connect with our experts.',
-      backgroundColor: '#e4b0d1',
+      content: '🎉️ <b>Introducing <a href="/docs/search/mobot">Mobot</a>🤖, your conversational interface for Sumo Logic. Search logs using natural language, troubleshoot faster, and get how-to guidance.</b>',
+      backgroundColor: '#000',
       textColor: '#000',
     },
     imageZoom: {

src/css/sumo.scss

@@ -362,6 +362,17 @@ html[data-theme='light'] {
   margin-right: -10px;
 }
 
+div[class*="announcementBar_"] {
+  background: linear-gradient(
+    to right,
+    #6e9ffb 0%,
+    #91b5fc 5%,
+    #bcd2fd 8%,
+    #e1eafe 50%,
+    #bcd2fd 80%
+  ) !important;
+}
+
 .header-trial::after {
     display: none !important;
     content: none !important;