Function is_valid_uuid 

pub fn is_valid_uuid(uuid_str: &str) -> bool

Validate a UUID string

Examples

use things3_common::is_valid_uuid;

// Valid UUIDs
assert!(is_valid_uuid("550e8400-e29b-41d4-a716-446655440000"));
assert!(is_valid_uuid("ffffffff-ffff-ffff-ffff-ffffffffffff"));

// Invalid UUIDs
assert!(!is_valid_uuid("not-a-uuid"));
assert!(!is_valid_uuid("550e8400-e29b")); // Too short
assert!(!is_valid_uuid("")); // Empty string