# Nginx configuration for api.mnemo-cards.online
# Generated by generate-nginx-configs.sh on Thu Nov 27 22:57:44 MSK 2025
# Service: api

server {
    listen 80;
    server_name api.mnemo-cards.online;
    return 301 https://$server_name$request_uri;
}

server {
    listen 443 ssl http2;
    server_name api.mnemo-cards.online;

    # SSL configuration
    ssl_certificate /etc/letsencrypt/live/mnemo-cards.online/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/mnemo-cards.online/privkey.pem;
    ssl_protocols TLSv1.2 TLSv1.3;
    ssl_ciphers HIGH:!aNULL:!MD5;

    # 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 Strict-Transport-Security "max-age=31536000; includeSubDomains" always;

    # API Backend specific settings
    client_max_body_size 100M;

    # CORS headers are handled by the backend server, nginx only proxies

    # Proxy to backend server (HTTPS for API - backend runs with SSL)
    location / {
        proxy_pass https://127.0.0.1:8081;
        proxy_ssl_verify off;  # Skip SSL verification for local connection
        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_connect_timeout 60s;
        proxy_send_timeout 60s;
        proxy_read_timeout 60s;
    }

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