Use absolute URLs for pwa icons

Signed-off-by: Matt Friedman <maf675@gmail.com>

Author: iMattPro

controller/manifest.php

@@ -61,6 +61,7 @@ public function handle(): JsonResponse
 		}
 
 		$board_path = $this->config['force_server_vars'] ? $this->config['script_path'] : $this->path_helper->get_web_root_path();
+		$board_url = generate_board_url();
 
 		$manifest = [
 			'name'			=> $this->config['sitename'],
@@ -76,12 +77,12 @@ public function handle(): JsonResponse
 		{
 			$manifest['icons'] = [
 				[
-					'src' => $this->config['icons_path'] . '/' . $this->config['pwa_icon_small'],
+					'src' => $board_url . '/' . $this->config['icons_path'] . '/' . $this->config['pwa_icon_small'],
 					'sizes' => '192x192',
 					'type' => 'image/png'
 				],
 				[
-					'src' => $this->config['icons_path'] . '/' . $this->config['pwa_icon_large'],
+					'src' => $board_url . '/' . $this->config['icons_path'] . '/' . $this->config['pwa_icon_large'],
 					'sizes' => '512x512',
 					'type' => 'image/png'
 				]