feat: add SVG icons for navigation and branding, configure Tailwind CSS, and set up TypeScript

Frontend/erp-system/lib/validations.ts

@@ -0,0 +1,38 @@
+import { z } from "zod"
+
+// Email validation schema
+export const emailSchema = z.string().min(1, "Email is required").email("Enter a valid email")
+
+// Login schema (email + password) for reuse across the app
+export const loginSchema = z.object({
+	email: emailSchema,
+	password: z
+		.string()
+		.min(1, "Password is required")
+		.refine((val) => val.length >= 8, { message: "Password must be at least 8 characters" })
+		.refine((val) => /[A-Z]/.test(val), {
+			message: "Password must contain at least one uppercase letter",
+		})
+		.refine((val) => /[a-z]/.test(val), {
+			message: "Password must contain at least one lowercase letter",
+		})
+		.refine((val) => /[0-9]/.test(val), { message: "Password must contain at least one number" })
+		.refine((val) => /[!@#$%^&*(),.?":{}|<>\[\]\\/`~;'+=-]/.test(val), {
+			message: "Password must contain at least one special character",
+		}),
+})
+
+export type LoginValues = z.infer<typeof loginSchema>
+
+// Helper to validate email synchronously
+export function validateEmail(value: unknown) {
+	const result = emailSchema.safeParse(value)
+	return result.success ? { valid: true, value: result.data } : { valid: false, error: result.error }
+}
+
+export default {
+	emailSchema,
+	loginSchema,
+	validateEmail,
+}
+