server {
    listen 80;
    server_name _;
    server_tokens off;
    absolute_redirect off;
    client_max_body_size 25m;
    resolver 127.0.0.11 valid=30s ipv6=off;

    root /usr/share/nginx/html;
    index index.html;

    location = /admin {
        add_header X-Frame-Options "DENY" always;
        add_header X-Content-Type-Options "nosniff" always;
        add_header Referrer-Policy "no-referrer" always;
        add_header Permissions-Policy "geolocation=(), microphone=(), camera=(), payment=(), usb=()" always;
        add_header Cross-Origin-Opener-Policy "same-origin" always;
        add_header Cross-Origin-Embedder-Policy "credentialless" always;
        add_header Cross-Origin-Resource-Policy "same-origin" always;
        add_header Content-Security-Policy "default-src 'self'; img-src 'self' data: blob:; media-src 'self' blob:; frame-src 'self' blob:; font-src 'self' data:; style-src 'self'; script-src 'self'; connect-src 'self'; object-src 'none'; frame-ancestors 'none'; base-uri 'self'; form-action 'self'" always;
        expires 10m;
        return 302 /admin.html;
    }

    location = /admin-panel.html {
        add_header X-Frame-Options "DENY" always;
        add_header X-Content-Type-Options "nosniff" always;
        add_header Referrer-Policy "no-referrer" always;
        add_header Permissions-Policy "geolocation=(), microphone=(), camera=(), payment=(), usb=()" always;
        add_header Cross-Origin-Opener-Policy "same-origin" always;
        add_header Cross-Origin-Embedder-Policy "credentialless" always;
        add_header Cross-Origin-Resource-Policy "same-origin" always;
        add_header Content-Security-Policy "default-src 'self'; img-src 'self' data: blob:; media-src 'self' blob:; frame-src 'self' blob:; font-src 'self' data:; style-src 'self'; script-src 'self'; connect-src 'self'; object-src 'none'; frame-ancestors 'none'; base-uri 'self'; form-action 'self'" always;
        expires 10m;
        return 302 /admin.html;
    }

    location ~* \.jsx$ {
        add_header X-Frame-Options "DENY" always;
        add_header X-Content-Type-Options "nosniff" always;
        add_header Referrer-Policy "no-referrer" always;
        add_header Permissions-Policy "geolocation=(), microphone=(), camera=(), payment=(), usb=()" always;
        add_header Cross-Origin-Opener-Policy "same-origin" always;
        add_header Cross-Origin-Embedder-Policy "credentialless" always;
        add_header Cross-Origin-Resource-Policy "same-origin" always;
        add_header Content-Security-Policy "default-src 'self'; img-src 'self' data: blob:; media-src 'self' blob:; frame-src 'self' blob:; font-src 'self' data:; style-src 'self'; script-src 'self'; connect-src 'self'; object-src 'none'; frame-ancestors 'none'; base-uri 'self'; form-action 'self'" always;
        expires 10m;
        default_type application/javascript;
        try_files $uri =404;
    }

    location / {
        add_header X-Frame-Options "DENY" always;
        add_header X-Content-Type-Options "nosniff" always;
        add_header Referrer-Policy "no-referrer" always;
        add_header Permissions-Policy "geolocation=(), microphone=(), camera=(), payment=(), usb=()" always;
        add_header Cross-Origin-Opener-Policy "same-origin" always;
        add_header Cross-Origin-Embedder-Policy "credentialless" always;
        add_header Cross-Origin-Resource-Policy "same-origin" always;
        add_header Content-Security-Policy "default-src 'self'; img-src 'self' data: blob:; media-src 'self' blob:; frame-src 'self' blob:; font-src 'self' data:; style-src 'self'; script-src 'self'; connect-src 'self'; object-src 'none'; frame-ancestors 'none'; base-uri 'self'; form-action 'self'" always;
        expires 10m;
        try_files $uri /index.html;
    }

    location /api/public/chat/ {
        proxy_pass http://chat-service:8001/api/public/chat/;
        proxy_http_version 1.1;
        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;
    }

    location /api/admin/chat/ {
        proxy_pass http://chat-service:8001/api/admin/chat/;
        proxy_http_version 1.1;
        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;
    }

    location /api/ {
        proxy_pass http://backend:8000;
        proxy_http_version 1.1;
        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;
    }

    location /s3/ {
        set $minio_host minio;
        rewrite ^/s3/(.*)$ /$1 break;
        proxy_pass http://$minio_host:9000;
        proxy_http_version 1.1;
        access_log /dev/stdout;
        proxy_request_buffering on;
        proxy_set_header Connection "";
        proxy_set_header Host minio:9000;
        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_buffering off;
    }

    location /health {
        proxy_pass http://backend:8000/health;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
    }

    location /chat-health {
        proxy_pass http://chat-service:8001/health;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
    }

    location /email-health {
        proxy_pass http://email-service:8010/health;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
    }
}