change validation

src/app/lib/definitions.ts

@@ -25,7 +25,7 @@ export const SignupFormSchema = z
 		email: z.email({ error: 'Please enter a valid email.' }).trim(),
 		password: z
 			.string()
-			.min(6, { error: 'Be at least 6 characters long' })
+			.min(8, { error: 'Be at least 8 characters long' })
 			.regex(/[a-zA-Z]/, { error: 'Contain at least one letter.' })
 			.regex(/[0-9]/, { error: 'Contain at least one number.' })
 			.trim(),