watch plugin: analog clock overlay with SVG watchface

Simple watchface with second-hand wobble animation, 5-min idle
auto-show, W key toggle, light/dark theme colors, backdrop blur
from theme settings. Grace period prevents instant dismiss.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

config.php

@@ -1,7 +1,7 @@
 <?php
 
 define('APP_NAME', 'hyprcrd');
-define('APP_VERSION', '1.3.2');
+define('APP_VERSION', '1.3.3');
 
 // Database path — writable directory, outside webroot
 // DB_PATH / UPLOAD_DIR can be pre-defined by the Electron router for app isolation