Add script automation and visibility options (#176)

Enhance Home Assistant script support with automation triggers and
printer card visibility control.

- Script automation: Run scripts automatically when main plug turns on/off
- Show/hide scripts on printer cards (configurable per script)
- Scripts appear in dedicated row on printer cards with quick-run buttons
- Toast notification when triggering scripts from settings/sidebar

Closes #176

static/index.html

@@ -23,7 +23,7 @@
 
     <!-- Splash screens for iOS -->
     <link rel="apple-touch-startup-image" href="/img/android-chrome-512x512.png" />
-    <script type="module" crossorigin src="/assets/index-CKmo1TxA.js"></script>
+    <script type="module" crossorigin src="/assets/index-Di2BGmGD.js"></script>
     <link rel="stylesheet" crossorigin href="/assets/index-DFuUL8IF.css">
   </head>
   <body>