feat: add asset caching (sw)

app/core/middlewares/service_worker_scope_extender.ts

@@ -0,0 +1,18 @@
+import { HttpContext } from '@adonisjs/core/http';
+
+const HEADER_NAME = 'Service-Worker-Allowed';
+
+export default class ServiceWorkerScopeExtender {
+	async handle(
+		{ request, response, logger }: HttpContext,
+		next: () => Promise<void>
+	) {
+		if (request.url().startsWith('/assets/sw.js')) {
+			response.header(HEADER_NAME, '/');
+			logger.debug(
+				`Header ${HEADER_NAME} for ${request.url()} set to ${response.getHeader(HEADER_NAME)}`
+			);
+		}
+		await next();
+	}
+}