Fixed login with only ip:port access

README.md

@@ -68,7 +68,30 @@ The application will be available at: `http://localhost:5172`
 
 ## Configuration
 
-### 1. Configure Mailcow Connection
+### 1. Access Mode Configuration
+
+The application supports two access modes:
+
+**Direct Access (Default)** - Access via IP:port
+- Set `ENABLE_PROXY=false` in `docker-compose.yml` (default)
+- Access at: `http://your-server-ip:5172`
+- Works over HTTP (no HTTPS required)
+- Perfect for internal/LAN access
+
+**Proxy Access** - Access via reverse proxy (Authelia, Nginx, Traefik, etc.)
+- Set `ENABLE_PROXY=true` in `docker-compose.yml`
+- Access at: `https://alias.yourdomain.com` (through your proxy)
+- Requires HTTPS
+- See [PROXY_SETUP.md](PROXY_SETUP.md) for detailed configuration
+
+**To switch modes:**
+1. Edit `docker-compose.yml` and change `ENABLE_PROXY` value
+2. Restart: `docker compose down && docker compose up -d`
+3. Clear browser cookies and login again
+
+---
+
+### 2. Configure Mailcow Connection
 
 You can configure your Mailcow server connection either: