feat: add sleep tracking features with leaderboard and user authentication

- Implemented a new HomePage component displaying the leaderboard.
- Created Providers component for session management using next-auth.
- Developed Header component for navigation and user authentication.
- Added Leaderboard component to fetch and display sleep data.
- Introduced SleepCard component for individual sleep entries.
- Created SleepForm component for logging sleep data with manual input options.
- Added SleepPhaseBar component to visualize sleep phases.
- Implemented utility functions for formatting and calculating sleep data.
- Set up authentication with Discord using next-auth and Prisma.
- Configured middleware for protected routes.
- Added TypeScript definitions for next-auth session.
- Configured Tailwind CSS for styling.
- Initialized TypeScript configuration for the project.

nginx.example.conf

@@ -0,0 +1,37 @@
+# nginx reverse proxy config voor SlaapKampioen
+# Sla op als /etc/nginx/sites-available/slaapkampioen
+# en symlink naar /etc/nginx/sites-enabled/
+
+server {
+    listen 80;
+    server_name slaap.jouwdomein.be;
+
+    # Redirect HTTP → HTTPS
+    return 301 https://$host$request_uri;
+}
+
+server {
+    listen 443 ssl;
+    server_name slaap.jouwdomein.be;
+
+    # SSL (bv. via certbot / Let's Encrypt)
+    ssl_certificate     /etc/letsencrypt/live/slaap.jouwdomein.be/fullchain.pem;
+    ssl_certificate_key /etc/letsencrypt/live/slaap.jouwdomein.be/privkey.pem;
+    include             /etc/letsencrypt/options-ssl-nginx.conf;
+    ssl_dhparam         /etc/letsencrypt/ssl-dhparams.pem;
+
+    # Proxy naar Docker container (127.0.0.1:3010 zoals in docker-compose.yml)
+    location / {
+        proxy_pass         http://127.0.0.1:3010;
+        proxy_http_version 1.1;
+
+        proxy_set_header   Upgrade           $http_upgrade;
+        proxy_set_header   Connection        "upgrade";
+        proxy_set_header   Host              $host;
+        proxy_set_header   X-Real-IP         $remote_addr;
+        proxy_set_header   X-Forwarded-For   $proxy_add_x_forwarded_for;
+        proxy_set_header   X-Forwarded-Proto $scheme;
+
+        proxy_read_timeout 60s;
+    }
+}