Add more information link to the plugin row meta

class-block-unit-test.php

@@ -78,6 +78,9 @@ private function __construct() {
 		add_action( 'admin_init', array( $this, 'create_block_unit_test_page' ) );
 		add_action( 'admin_init', array( $this, 'update_block_unit_test_page' ) );
 		add_action( 'upgrader_process_complete', array( $this, 'upgrade_completed' ), 10, 2 );
+
+		// Filters.
+		add_filter( 'plugin_row_meta', array( $this, 'plugin_row_meta' ), 10, 2 );
 	}
 
 	/**
@@ -1188,5 +1191,29 @@ public function content() {
 		}
 		return apply_filters( 'block_unit_test_content', $content );
 	}
+
+	/**
+	 * Plugin row meta links
+	 *
+	 * @param array|array   $input already defined meta links.
+	 * @param string|string $file plugin file path and name being processed.
+	 * @return array $input
+	 */
+	public function plugin_row_meta( $input, $file ) {
+
+		if ( 'block-unit-test/class-block-unit-test.php' !== $file ) {
+			return $input;
+		}
+
+		$url = 'https://richtabor.com/gutenberg-block-unit-test/';
+
+		$links = array(
+			'<a href="' . esc_url( $url ) . '" target="_blank">' . esc_html__( 'More information', '@@textdomain' ) . '</a>',
+		);
+
+		$input = array_merge( $input, $links );
+
+		return $input;
+	}
 }
 Block_Unit_Test::register();