Use TSyringe on background script

src/background/Application.ts

@@ -0,0 +1,35 @@
+import { injectable } from 'tsyringe';
+import ContentMessageListener from './infrastructures/ContentMessageListener';
+import SettingController from './controllers/SettingController';
+import VersionController from './controllers/VersionController';
+
+@injectable()
+export default class Application {
+  constructor(
+    private contentMessageListener: ContentMessageListener,
+    private settingController: SettingController,
+    private versionController: VersionController,
+  ) {
+  }
+
+  run() {
+    this.settingController.reload();
+
+    browser.runtime.onInstalled.addListener((details) => {
+      if (details.reason !== 'install' && details.reason !== 'update') {
+        return;
+      }
+      this.versionController.notify();
+    });
+
+    this.contentMessageListener.run();
+    browser.storage.onChanged.addListener((changes, area) => {
+      if (area !== 'local') {
+        return;
+      }
+      if (changes.settings) {
+        this.settingController.reload();
+      }
+    });
+  }
+}