added Imprint route /imprint

ref #46

src/App.svelte

@@ -50,6 +50,7 @@
   import TeamDetail from "./components/TeamDetail.svelte";
   import UserPermissions from "./components/UserPermissions.svelte";
   import RunnerDetail from "./components/RunnerDetail.svelte";
+  import Imprint from "./components/Imprint.svelte";
   store.init();
   registerSW();
 </script>
@@ -63,6 +64,10 @@
     <Route path="/about">
       <About />
     </Route>
+  {:else if $router.path === '/imprint'}
+    <Route path="/imprint">
+      <Imprint />
+    </Route>
   {:else if $store.isLoggedIn}
     <Dashboard>
       <Transition>