Make mv3 compatible

src/entries/background/mv2.ts

@@ -1,13 +1,9 @@
+import './shared';
+
 import type { Match } from '~/lib/match';
 import { storageDelete, storageGet, storageSet } from '~/lib/settings';
 import { getMatch } from '~/lib/match';
 
-chrome.runtime.onMessage.addListener(async (message) => {
-	if (message.action == 'ff2mpv') {
-		await chrome.runtime.sendNativeMessage('ff2mpv', { url: message.url });
-	}
-});
-
 chrome.webRequest.onBeforeRedirect.addListener(
 	async (details) => {
 		// check if redirects origins from a previous redirect

src/entries/background/mv3.ts

@@ -0,0 +1 @@
+import './shared';

src/entries/background/shared.ts

@@ -0,0 +1,5 @@
+chrome.runtime.onMessage.addListener(async (message) => {
+	if (message.action == 'ff2mpv') {
+		await chrome.runtime.sendNativeMessage('ff2mpv', { url: message.url });
+	}
+});