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Add preloader and disable service worker to prevent blank screen issues

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Introduces a visual preloader to the client's index.html and disables the service worker in main.tsx. Additionally, server-side middleware in index.ts is added to set no-cache headers for HTML pages, aiming to resolve the reported blank screen problem.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 890577b1-c154-40a4-a177-a0c6d55320c3
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/8cc42625-c1f5-4e43-99bd-77f2c4dedee2/890577b1-c154-40a4-a177-a0c6d55320c3/DyHCx4q
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sebastjanartic
2025-09-02 09:07:36 +00:00
parent 77a0871220
commit 725fb58385
3 changed files with 102 additions and 14 deletions
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server/index.ts
+13
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@@ -10,6 +10,19 @@ const app = express();
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
// Prevent caching issues middleware
app.use((req, res, next) => {
// Set no-cache headers for HTML pages to prevent blank screen issues
if (req.path === '/' || req.path.endsWith('.html') || !req.path.includes('.')) {
res.set({
'Cache-Control': 'no-cache, no-store, must-revalidate',
'Pragma': 'no-cache',
'Expires': '0'
});
}
next();
});
app.use((req, res, next) => {
const start = Date.now();
const path = req.path;