From b3f4ee8a2384046f974819d8660243a820082929 Mon Sep 17 00:00:00 2001
From: mario4tier <mario4tier@users.noreply.github.com>
Date: Thu, 29 Aug 2024 14:18:47 -0400
Subject: [PATCH] Add empty favicon.ico to backend CDN server

---
 backend/cache/dist/server.js |  9 ++++++++-
 backend/cache/src/server.ts  | 23 ++++++++++++++++++-----
 2 files changed, 26 insertions(+), 6 deletions(-)

diff --git a/backend/cache/dist/server.js b/backend/cache/dist/server.js
index 9ab31d1..17422ff 100644
--- a/backend/cache/dist/server.js
+++ b/backend/cache/dist/server.js
@@ -5,8 +5,15 @@ import { router } from './router.js';
 const port = process.env.PORT || 3000;
 const app = express();
 app.use(cors());
+// Serve a blank and transparent favicon.ico
+const favicon = Buffer.from('iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH5QYQFhQnJ5sZJQAAABl0RVh0Q29tbWVudABDcmVhdGVkIHdpdGggR0lNUFeBDhcAAAANSURBVDjLY2AYBaNgFIwEAGIMCk0pDgAAAABJRU5ErkJggg==', 'base64');
+app.get('/favicon.ico', (req, res) => {
+    res.setHeader('Content-Type', 'image/png');
+    res.setHeader('Cache-Control', 'public, max-age=86400'); // TODO Increase after testing
+    res.send(favicon);
+});
 app.get('/', (req, res) => {
-    res.set('Cache-Control', 'public, max-age=300');
+    res.set('Cache-Control', 'public, max-age=86400'); // Cache 1 day
     res.send('CDN is responding.<br><br> Access your own blob with <b>https://cdn.suiftly.io/blob/<i>&ltyour_blob_id&gt</i></b>');
 });
 app.use('/blob', router);
diff --git a/backend/cache/src/server.ts b/backend/cache/src/server.ts
index 4168146..3b38fbe 100644
--- a/backend/cache/src/server.ts
+++ b/backend/cache/src/server.ts
@@ -9,15 +9,28 @@ const port = process.env.PORT || 3000;
 const app = express();
 
 app.use(cors());
+
+// Serve a blank and transparent favicon.ico
+const favicon = Buffer.from(
+    'iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH5QYQFhQnJ5sZJQAAABl0RVh0Q29tbWVudABDcmVhdGVkIHdpdGggR0lNUFeBDhcAAAANSURBVDjLY2AYBaNgFIwEAGIMCk0pDgAAAABJRU5ErkJggg==',
+    'base64',
+);
+
+app.get('/favicon.ico', (req, res) => {
+    res.setHeader('Content-Type', 'image/png');
+    res.setHeader('Cache-Control', 'public, max-age=86400'); // TODO Increase after testing
+    res.send(favicon);
+});
+
 app.get('/', (req, res) => {
-  res.set('Cache-Control', 'public, max-age=300');
-  res.send(
-    'CDN is responding.<br><br> Access your own blob with <b>https://cdn.suiftly.io/blob/<i>&ltyour_blob_id&gt</i></b>'
-  );
+    res.set('Cache-Control', 'public, max-age=86400'); // Cache 1 day
+    res.send(
+        'CDN is responding.<br><br> Access your own blob with <b>https://cdn.suiftly.io/blob/<i>&ltyour_blob_id&gt</i></b>',
+    );
 });
 
 app.use('/blob', router);
 
 app.listen(port, () => {
-  console.log(`App listening on port: ${port}`);
+    console.log(`App listening on port: ${port}`);
 });