Save last used mensa

src/App.vue

@@ -50,6 +50,7 @@ export default {
   methods: {
     updateRoute () {
       this.$router.push(`/${this.where}/${this.when}`)
+      window.localStorage.setItem('where', this.where)
     }
   },
   filters: {
@@ -61,6 +62,9 @@ export default {
     today () {
       return '' + new Date().getDay()
     }
+  },
+  created () {
+    this.where = window.localStorage.getItem('where') || 'zentralmensa'
   }
 }
 </script>