diff --git a/routes/_app.tsx b/routes/_app.tsx
index 48d9940..66ce537 100644
--- a/routes/_app.tsx
+++ b/routes/_app.tsx
@@ -1,4 +1,3 @@
-import "preact/debug";
 import { AppProps } from "$fresh/server.ts";
 
 import { Head } from "$fresh/runtime.ts";
@@ -30,7 +29,6 @@ export default function App({ Component }: AppProps) {
         <link rel="mask-icon" href="/safari-pinned-tab.svg" color="#5bbad5" />
         <meta name="msapplication-TileColor" content="#da532c" />
         <meta name="theme-color" content="#141218" />
-        <script src="/app.js" type="module" />
 
         <style>
           {`
diff --git a/static/app.js b/static/app.js
deleted file mode 100644
index 74457f5..0000000
--- a/static/app.js
+++ /dev/null
@@ -1,3 +0,0 @@
-if ("serviceWorker" in navigator) {
-  navigator.serviceWorker.register("/sw.js", { scope: "/" });
-}
diff --git a/static/sw.js b/static/sw.js
deleted file mode 100644
index 1fd56c6..0000000
--- a/static/sw.js
+++ /dev/null
@@ -1,82 +0,0 @@
-const addResourcesToCache = async (resources) => {
-  const cache = await caches.open("v1");
-  await cache.addAll(resources);
-};
-
-const putInCache = async (request, response) => {
-  const cache = await caches.open("v1");
-  await cache.put(request, response);
-};
-
-const cacheFirst = async ({ request, preloadResponsePromise, fallbackUrl }) => {
-  // First try to get the resource from the cache
-  const responseFromCache = await caches.match(request);
-  if (responseFromCache) {
-    return responseFromCache;
-  }
-
-  // Next try to use the preloaded response, if it's there
-  const preloadResponse = await preloadResponsePromise;
-  if (preloadResponse) {
-    console.info("using preload response", preloadResponse);
-    putInCache(request, preloadResponse.clone());
-    return preloadResponse;
-  }
-
-  // Next try to get the resource from the network
-  try {
-    const responseFromNetwork = await fetch(request.clone());
-    // response may be used only once
-    // we need to save clone to put one copy in cache
-    // and serve second one
-    putInCache(request, responseFromNetwork.clone());
-    return responseFromNetwork;
-  } catch (_error) {
-    const fallbackResponse = await caches.match(fallbackUrl);
-    if (fallbackResponse) {
-      return fallbackResponse;
-    }
-    // when even the fallback response is not available,
-    // there is nothing we can do, but we must always
-    // return a Response object
-    return new Response("Network error happened", {
-      status: 408,
-      headers: { "Content-Type": "text/plain" },
-    });
-  }
-};
-
-const enableNavigationPreload = async () => {
-  if (self.registration.navigationPreload) {
-    // Enable navigation preloads!
-    await self.registration.navigationPreload.enable();
-  }
-};
-
-self.addEventListener("activate", (event) => {
-  event.waitUntil(enableNavigationPreload());
-});
-
-self.addEventListener("install", (event) => {
-  event.waitUntil(
-    addResourcesToCache([
-      "/",
-      "/global.css",
-      "/prism-material-dark.css",
-      // "/placeholder.svg",
-      "/grainy-gradient.png",
-      // "/fonts/work-sans-v18-latin-700.woff2",
-      // "/fonts/work-sans-v18-latin-regular.woff2",
-    ]),
-  );
-});
-
-self.addEventListener("fetch", (event) => {
-  event.respondWith(
-    cacheFirst({
-      request: event.request,
-      preloadResponsePromise: event.preloadResponse,
-      fallbackUrl: "/placeholder.svg",
-    }),
-  );
-});