refactor: Replace Webpack with Vite (#53)

src/pages/background/handler/tabManagementHandler.ts

@@ -0,0 +1,20 @@
+import TabManagementMessages from '@shared/messages/TabManagementMessages';
+import { MessageHandler } from 'chrome-extension-toolkit';
+import openNewTab from '../util/openNewTab';
+
+const tabManagementHandler: MessageHandler<TabManagementMessages> = {
+    getTabId({ sendResponse, sender }) {
+        sendResponse(sender.tab?.id ?? -1);
+    },
+    openNewTab({ data, sender, sendResponse }) {
+        const { url } = data;
+        const nextIndex = sender.tab?.index ? sender.tab.index + 1 : undefined;
+        openNewTab(url, nextIndex).then(sendResponse);
+    },
+    removeTab({ data, sendResponse }) {
+        const { tabId } = data;
+        chrome.tabs.remove(tabId).then(sendResponse);
+    },
+};
+
+export default tabManagementHandler;