Redirect to Firefox download when using Chrome

frontend/src/main.ts

@@ -164,6 +164,10 @@ function setupSearchBar(zipCodeElement: HTMLParagraphElement) {
 }
 
 function main() {
+    if (navigator.userAgent.match("Chrome")) {
+        location.href = "https://mozilla.org/firefox";
+    }
+
     const [mousePositionElement, coordsElement, zipCodeElement] = [
         "#mouse-position",
         "#coords",