update ui and other frontend updates

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

@@ -0,0 +1,33 @@
+import { fail, redirect } from '@sveltejs/kit';
+import { login, setSessionCookie, setPbTokenCookie } from '$lib/server/auth';
+
+export const actions = {
+  default: async (event) => {
+
+    const fd = await event.request.formData();
+		const email = fd.get('email') as string;
+		const password = fd.get('password') as string;
+
+		if (!email || !password) {
+			return fail(400, { error: 'Email and password required', email });
+		}
+
+		let result: any;
+		try {
+			result = await login(email, password);
+		} catch (e) {
+			return fail(400, { error: e instanceof Error ? e.message : 'Login failed', email });
+		}
+
+		setSessionCookie(event, {
+			famId: result.famId,
+			userId: result.userId,
+			famSlug: result.famSlug,
+			memberName: result.memberName,
+			role: result.role,
+		});
+		setPbTokenCookie(event, result.token);
+
+		throw redirect(303, `/${result.famSlug}/${result.memberName}`);
+	},
+};