fix auth issues

frontend/src/routes/login/+page.server.ts

@@ -30,8 +30,21 @@ export const actions = {
 		// An explicit email/password login supersedes kid mode on a shared device.
 		clearActiveChild(event.cookies);
 
-		const fam = await pbAdmin.getOne('fams', user.famId).catch(() => null);
-		const famSlug = fam?.slug || user.famId;
+		// Fam lookup with retries: right after a deploy/rebuild PB can blip and
+		// a single failed fetch falls back to the raw fam ID in the URL
+		// (/{famId}/...), which then persists via bookmarks/shortcuts.
+		let fam: any = null;
+		for (let i = 0; i < 4 && !fam; i++) {
+			if (i > 0) await new Promise((r) => setTimeout(r, 500 * i));
+			fam = await pbAdmin.getOne('fams', user.famId).catch(() => null);
+		}
+		if (!fam) {
+			return fail(503, {
+				error: 'Family data is briefly unavailable (server restarting). Please try again.',
+				email
+			});
+		}
+		const famSlug = fam.slug;
 
 		// Parents (admins) land on the fam dashboard — no username in the URL.
 		if (user.role === 'parent') {