fix: Simplify localhost detection and add early metrics support

- License/Manager: Simplify localhost TLD detection to .localhost and .local
- Prometheus/Integration: Add collect_early_metrics() for wp-prometheus early mode

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

includes/License/Manager.php

@@ -443,23 +443,25 @@ final class Manager {
 	public static function is_localhost(): bool {
 		$host = wp_parse_url( home_url(), PHP_URL_HOST );
 
-		// Common localhost identifiers.
+		$localhost_patterns = array(
-		$localhost_hosts = array(
 			'localhost',
 			'127.0.0.1',
 			'::1',
 		);
 
-		if ( in_array( $host, $localhost_hosts, true ) ) {
+		// Check exact matches.
+		if ( in_array( $host, $localhost_patterns, true ) ) {
 			return true;
 		}
 
-		// Common local development TLDs.
+		// Check .localhost TLD (e.g., mysite.localhost).
-		$local_tlds = array( '.local', '.test', '.localhost', '.dev.local' );
+		if ( str_ends_with( $host, '.localhost' ) ) {
-		foreach ( $local_tlds as $tld ) {
-			if ( str_ends_with( $host, $tld ) ) {
 			return true;
 		}
+
+		// Check .local TLD (common for local development).
+		if ( str_ends_with( $host, '.local' ) ) {
+			return true;
 		}
 
 		return false;

includes/Prometheus/Integration.php

@@ -76,6 +76,30 @@ class Integration {
 		return $this->prometheus_active;
 	}
 
+	/**
+	 * Collect metrics for early metrics mode.
+	 *
+	 * This static method can be called directly by wp-prometheus during early
+	 * metrics mode when the wp_prometheus_collect_metrics hook is skipped.
+	 *
+	 * Usage in wp-prometheus early metrics handler:
+	 *
+	 * ```php
+	 * // After creating the collector, before rendering:
+	 * if ( class_exists( 'WP_FediStream\Prometheus\Integration' ) ) {
+	 *     \WP_FediStream\Prometheus\Integration::collect_early_metrics( $collector );
+	 * }
+	 * ```
+	 *
+	 * @param object $collector The Prometheus collector instance.
+	 * @return void
+	 */
+	public static function collect_early_metrics( object $collector ): void {
+		$integration = new self();
+		$integration->prometheus_active = true; // Force active since we're being called directly.
+		$integration->collect_metrics( $collector );
+	}
+
 	/**
 	 * Collect FediStream metrics.
 	 *