v1.4 - Login fixes, etc

frontend/src/lib/session.ts

@@ -1,5 +1,5 @@
 import { browser } from '$app/environment';
-import { writable } from 'svelte/store';
+import { readable, writable } from 'svelte/store';
 
 export type AppSession = {
   name: string;
@@ -74,5 +74,19 @@ export function hasStoredAdminSession() {
   return getStoredAdminSession() !== null;
 }
 
+export const sessionHydrated = readable(false, (set) => {
+  if (!browser) {
+    return undefined;
+  }
+
+  const frame = window.requestAnimationFrame(() => {
+    set(true);
+  });
+
+  return () => {
+    window.cancelAnimationFrame(frame);
+  };
+});
+
 export const clientSession = createSessionStore(CLIENT_STORAGE_KEY);
 export const adminSession = createSessionStore(ADMIN_STORAGE_KEY);