feat: login example

libs/service/src/schemas/auth/index.ts

@@ -0,0 +1,9 @@
+import { z } from 'zod';
+
+export const authLoginSchema = z.object({
+  email: z
+    .string()
+    .min(1, 'Email cannot be empty')
+    .email('Email must be valid'),
+  password: z.string().min(1, 'Password cannot be empty'),
+});