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path: root/nginx/nginx.conf
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user nginx;
worker_processes auto;
error_log /var/log/nginx/error.log notice;
pid /var/run/nginx.pid;

events {
    worker_connections 1024;
}

http {
    include /etc/nginx/mime.types;
    default_type application/octet-stream;

    log_format main '$remote_addr - $remote_user [$time_local] "$request" '
                    '$status $body_bytes_sent "$http_referer" '
                    '"$http_user_agent" "$http_x_forwarded_for"';

    access_log /var/log/nginx/access.log main;

    sendfile on;
    tcp_nopush on;
    tcp_nodelay on;
    keepalive_timeout 65;
    types_hash_max_size 2048;

    # Security headers
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header X-Content-Type-Options "nosniff" always;
    add_header X-XSS-Protection "1; mode=block" always;
    add_header Referrer-Policy "strict-origin-when-cross-origin" always;

    # Gzip compression
    gzip on;
    gzip_vary on;
    gzip_min_length 1024;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_types
        application/atom+xml
        application/geo+json
        application/javascript
        application/x-javascript
        application/json
        application/ld+json
        application/manifest+json
        application/rdf+xml
        application/rss+xml
        application/xhtml+xml
        application/xml
        font/eot
        font/otf
        font/ttf
        image/svg+xml
        text/css
        text/javascript
        text/plain
        text/xml;

    server {
        listen 8080;
        server_name localhost;
        root /usr/share/nginx/html;
        index index.html;

        # Security configurations
        server_tokens off;
        
        # 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 X-Frame-Options "SAMEORIGIN" always;
            add_header X-Content-Type-Options "nosniff" always;
        }

        # Handle HTML files with shorter cache
        location ~* \.html$ {
            expires 1h;
            add_header Cache-Control "public, no-transform";
            add_header X-Frame-Options "SAMEORIGIN" always;
            add_header X-Content-Type-Options "nosniff" always;
        }

        # Handle root and fallback to index.html (SPA support)
        location / {
            try_files $uri $uri/ /index.html;
            add_header X-Frame-Options "SAMEORIGIN" always;
            add_header X-Content-Type-Options "nosniff" always;
        }

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

        # Block access to hidden files
        location ~ /\. {
            deny all;
        }
    }
}