refactor: remove unnecessary deployment section from README and update challenge filtering to consider IST timezone

Author: codevoid048

.vscode/settings.json

@@ -163,31 +163,6 @@ We welcome contributions from the community! Here's how you can help:
 4. **Testing**: Ensure your changes work correctly
 5. **Pull Request**: Submit with clear description
 
-## Deployment
-
-The project uses automated CI/CD pipelines:
-
-### Frontend Deployment
-- **Platform**: Cloudflare Pages
-- **Trigger**: Push to `main` branch
-- **Build Command**: `npm run build`
-- **Output Directory**: `dist`
-
-### Backend Deployment
-- **Platform**: Custom server deployment
-- **Trigger**: Push to `main` branch
-- **Environment**: Production environment variables
-
-### CI/CD Pipeline
-- Automatic testing and linting
-- Build verification
-- Deployment to production
-- Environment-specific configurations
-
-## License
-
-This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.
-
 ## Acknowledgments
 
 - **SRKR Coding Club** - For the initiative and support

README.md

@@ -72,6 +72,17 @@ export const getChallenges = async (req, res) => {
         const sortObj = {};
         sortObj[sortBy] = sortOrder === 'desc' ? -1 : 1;
 
+        const now = new Date();
+        const istOffset = 5.5 * 60 * 60 * 1000; // IST is UTC+5:30
+        const istNow = new Date(now.getTime() + istOffset);
+        
+        const today = new Date(istNow);
+        today.setHours(0, 0, 0, 0);
+        
+        const todayUTC = new Date(today.getTime() - istOffset);
+        filter.createdAt = { $lt: todayUTC };
+
+
         const challenges = await Challenge.find(filter)
             .limit(limit)
             .skip(startIndex)