using my boilerplate yuh

src/background/handler/hotReloadingHandler.ts

@@ -0,0 +1,21 @@
+import HotReloadingMessages from 'src/shared/messages/HotReloadingMessages';
+import { MessageHandler } from 'chrome-extension-toolkit';
+import { devStore } from 'src/shared/storage/devStore';
+
+const hotReloadingHandler: MessageHandler<HotReloadingMessages> = {
+    async reloadExtension({ sendResponse }) {
+        const isExtensionReloading = await devStore.getIsExtensionReloading();
+        if (!isExtensionReloading) return sendResponse();
+
+        const isTabReloading = await devStore.getIsExtensionReloading();
+        if (isTabReloading) {
+            const tabs = await chrome.tabs.query({ active: true, currentWindow: true });
+            const tabToReload = tabs[0];
+
+            await devStore.setReloadTabId(tabToReload?.id);
+        }
+        chrome.runtime.reload();
+    },
+};
+
+export default hotReloadingHandler;