use runes mode, allow switching locale without js

Signed-off-by: ngn <ngn@ngn.tf>

app/src/lib/locale.js

@@ -181,7 +181,7 @@ class Localizer {
 
     // set next locale as the new current locale
     this.current.set(get(this.next));
-    document.cookie = `locale=${get(this.next).code}`;
+    document.cookie = `locale=${get(this.next).code};`;
 
     // get the next locale based on the index
     if (indx === this.list.length - 1) {