Merge pull request #149 from nextstrain/add-warning

viz: Add warning banner

Author: joverlee521

viz/src/App.jsx

@@ -30,6 +30,14 @@ function App() {
   return (
     <div className="App">
 
+      <div className="warningContainer">
+        <h2>
+          On Oct 1, 2025, we received an email from GISAID stating that they will no longer be updating the flat file
+          of EpiCoV data they've historically provisioned to Nextstrain since Feb 2020. Updates to these analyses are on
+          hold while we sort out alternative strategies to pull in new data from GISAID.
+        </h2>
+      </div>
+
       <div id="mainPanelsContainer">
         <h2>Clade frequencies over time</h2>
         <p>

viz/src/index.css

@@ -84,3 +84,9 @@
 .App .panelDisplay {
   margin-bottom: 50px;
 }
+
+.warningContainer {
+  background-color: #FFF1D1;
+  display: flex;
+  align-items: stretch;
+}