server {
    listen 80;
    server_name your-domain.com www.your-domain.com;
    root /var/www/bikeservice/backend/public;
    index index.php index.html index.htm;

    # Security headers
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header X-XSS-Protection "1; mode=block" always;
    add_header X-Content-Type-Options "nosniff" always;
    add_header Referrer-Policy "no-referrer-when-downgrade" always;
    add_header Content-Security-Policy "default-src 'self' http: https: data: blob: 'unsafe-inline'" always;

    # Gzip compression
    gzip on;
    gzip_vary on;
    gzip_min_length 1024;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_types
        text/plain
        text/css
        text/xml
        text/javascript
        application/json
        application/javascript
        application/xml+rss
        application/atom+xml
        image/svg+xml;

    # Handle Laravel routes
    location / {
        try_files $uri $uri/ /index.php?$query_string;
    }

    # Handle PHP files
    location ~ \.php$ {
        fastcgi_pass unix:/var/run/php/php8.2-fpm.sock;
        fastcgi_index index.php;
        fastcgi_param SCRIPT_FILENAME $realpath_root$fastcgi_script_name;
        include fastcgi_params;
        
        # FastCGI optimizations
        fastcgi_buffer_size 128k;
        fastcgi_buffers 4 256k;
        fastcgi_busy_buffers_size 256k;
        fastcgi_read_timeout 300;
    }

    # Deny access to hidden files
    location ~ /\.(?!well-known).* {
        deny all;
    }

    # Deny access to sensitive files
    location ~* \.(env|log|sql|md|txt|yml|yaml|ini)$ {
        deny all;
    }

    # Cache static assets
    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {
        expires 1y;
        add_header Cache-Control "public, immutable";
        add_header Vary Accept-Encoding;
        
        # Enable gzip for static assets
        gzip_static on;
    }

    # Cache API responses (adjust as needed)
    location ~* ^/api/ {
        add_header Cache-Control "no-cache, no-store, must-revalidate";
        add_header Pragma "no-cache";
        add_header Expires "0";
    }

    # Rate limiting for API endpoints
    location ~* ^/api/ {
        limit_req zone=api burst=10 nodelay;
        limit_req_zone $binary_remote_addr zone=api:10m rate=10r/s;
    }

    # Health check endpoint
    location /health {
        access_log off;
        return 200 "healthy\n";
        add_header Content-Type text/plain;
    }

    # Logging
    access_log /var/log/nginx/bikeservice_access.log;
    error_log /var/log/nginx/bikeservice_error.log;

    # Client max body size (for file uploads)
    client_max_body_size 64M;

    # Timeouts
    client_body_timeout 60s;
    client_header_timeout 60s;
    send_timeout 60s;
}

# Rate limiting configuration (add this to http block or create separate file)
# limit_req_zone $binary_remote_addr zone=api:10m rate=10r/s;
# limit_req_zone $binary_remote_addr zone=general:10m rate=30r/s;