Fix duplicate domain entries in htpasswd file generation

Add array_unique() to deduplicate domains array before processing,
preventing duplicate htpasswd file creation when alias domains overlap
with wildcard domains (e.g., *.example.com alias on a subdomain multisite)

Signed-off-by: Riddhesh Sanghvi <riddhesh237@gmail.com>

Author: mrrobot47

src/Auth_Command.php

@@ -333,6 +333,9 @@ private function generate_site_auth_files( string $site_url, $site_data = null )
 			Auth::where( 'site_url', $site_url )
 		);
 
+		// Remove duplicates (e.g., *.example.com alias + subdomain multisite both create _wildcard.example.com)
+		$domains = array_unique( $domains );
+
 		// Generate htpasswd files for all collected domains
 		foreach ( $domains as $domain ) {
 			$domain_auth_file = EE_ROOT_DIR . '/services/nginx-proxy/htpasswd/' . $domain;