# Kioku MCP Server — nginx reverse proxy (HTTPS via Tailscale or self-signed cert)
#
# Copy to: /etc/nginx/sites-available/kioku
# Enable:  sudo ln -s /etc/nginx/sites-available/kioku /etc/nginx/sites-enabled/kioku
# Reload:  sudo nginx -t && sudo systemctl reload nginx

server {
    listen 443 ssl;
    listen [::]:443 ssl;

    # Tailscale hostname or internal IP
    server_name kioku.internal;

    ssl_certificate     /etc/ssl/kioku/kioku.crt;
    ssl_certificate_key /etc/ssl/kioku/kioku.key;

    ssl_protocols       TLSv1.2 TLSv1.3;
    ssl_ciphers         HIGH:!aNULL:!MD5;

    client_max_body_size 1m;

    location /mcp {
        proxy_pass http://127.0.0.1:5173;
        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;

        # Streamable HTTP may use SSE: disable buffering so events arrive immediately.
        proxy_buffering    off;
        proxy_cache        off;
        proxy_read_timeout 300s;
        proxy_send_timeout 300s;

        # Preserve streamed content without proxy compression/buffering.
        proxy_set_header   Accept-Encoding "";
    }

    # Public and minimal: use for process liveness only.
    location = /health/live {
        proxy_pass http://127.0.0.1:5173/health/live;
        proxy_buffering off;
    }

    # Kioku enforces its bearer token here; use for traffic readiness.
    location = /health/ready {
        proxy_pass http://127.0.0.1:5173/health/ready;
        proxy_set_header Authorization $http_authorization;
        proxy_buffering off;
    }
}

# Redirect HTTP → HTTPS
server {
    listen 80;
    listen [::]:80;
    server_name kioku.internal;
    return 301 https://$host$request_uri;
}