Function is_valid_email 

pub fn is_valid_email(email: &str) -> bool

Validate email format (basic check).

Examples

use chie_shared::is_valid_email;

// Valid emails
assert!(is_valid_email("user@example.com"));
assert!(is_valid_email("test.user@domain.co.uk"));

// Invalid emails
assert!(!is_valid_email("invalid"));
assert!(!is_valid_email("@example.com"));
assert!(!is_valid_email("user@"));
assert!(!is_valid_email("user.example.com")); // Missing @