feat: introduce notification system and claude notifications (#450)

* feat: introduce notification system and claude notifications

* fix(sw): prevent caching of API requests and WebSocket upgrades

* default to false for webpush notifications and translations for the button

* fix: notifications orchestrator and add a notification when  first enabled

* fix: remove unused state update and dependency in settings controller hook

* fix: show notifications settings tab

* fix: add notifications for response completion for all providers

* feat: show session name in notification and don't reload tab on clicking
--- the notification

---------

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
Co-authored-by: Haileyesus <something@gmail.com>

src/i18n/locales/ja/common.json

@@ -206,6 +206,36 @@
       "failedToCreateFolder": "フォルダの作成に失敗しました"
     }
   },
+  "notifications": {
+    "genericTool": "ツール",
+    "codes": {
+      "generic": {
+        "info": {
+          "title": "通知"
+        }
+      },
+      "permission": {
+        "required": {
+          "title": "対応が必要です",
+          "body": "{{toolName}} があなたの判断を待っています。"
+        }
+      },
+      "run": {
+        "stopped": {
+          "title": "実行が停止しました",
+          "body": "理由: {{reason}}"
+        },
+        "failed": {
+          "title": "実行に失敗しました"
+        }
+      },
+      "agent": {
+        "notification": {
+          "title": "エージェント通知"
+        }
+      }
+    }
+  },
   "versionUpdate": {
     "title": "アップデートのお知らせ",
     "newVersionReady": "新しいバージョンが利用可能です",