Fix notification button overflow on tablets and bump version to 2.2.0

- Fix notification button text overflow on tablet devices
- Add tablet-specific media queries for button sizing and layout
- Shorten button text from "Enable Notifications" to "Enable Alerts"
- Add responsive button constraints with min/max width and text overflow handling
- Stack queue action buttons vertically on tablets for better fit
- Bump plugin version from 2.1.0 to 2.2.0 to include all recent enhancements

🤖 Generated with [Claude Code](https://claude.ai/code)

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

assets/css/browser-phone-frontend.css

@@ -265,12 +265,20 @@
     background: #17a2b8;
     color: white;
     border: none;
-    padding: 10px 20px;
+    padding: 10px 15px;
     border-radius: 6px;
     cursor: pointer;
-    font-size: 14px;
+    font-size: 13px;
     font-weight: 500;
     transition: all 0.2s ease;
+    white-space: nowrap;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    min-width: 120px;
+    max-width: 200px;
+    display: inline-block;
+    text-align: center;
+    line-height: 1.4;
 }
 
 .twp-btn-info:hover {
@@ -702,6 +710,25 @@
     margin-bottom: 16px;
 }
 
+/* Tablet optimizations */
+@media (max-width: 768px) and (min-width: 481px) {
+    .twp-btn-info {
+        font-size: 12px;
+        padding: 8px 12px;
+        min-width: 140px;
+        max-width: 180px;
+    }
+    
+    .global-queue-actions {
+        flex-direction: column;
+        gap: 10px;
+    }
+    
+    .global-queue-actions .twp-btn {
+        min-width: 150px;
+    }
+}
+
 /* Responsive Design */
 @media (max-width: 480px) {
     .twp-browser-phone-container {