# PID file location (writable by non-root user)
pid /tmp/nginx.pid;

events {
    worker_connections 1024;
}

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

    # Logging
    access_log /dev/stdout;
    error_log /dev/stderr;

    # Client limits
    client_max_body_size 10M;

    # Proxy timeouts
    proxy_connect_timeout 60s;
    proxy_send_timeout 60s;
    proxy_read_timeout 60s;

    # Main server block
    server {
        listen 80;

        # OAuth client metadata → appview
        # AT Protocol fetches {client_id}/.well-known/oauth-client-metadata to
        # validate the OAuth client. AppView serves this document, so all
        # /.well-known/* requests must reach AppView, not the web UI.
        location /.well-known/ {
            proxy_pass http://localhost:3000;
            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;
        }

        # API routes → appview
        location /api/ {
            proxy_pass http://localhost:3000;
            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;
        }

        # Web UI → web
        location / {
            proxy_pass http://localhost:3001;
            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;
        }
    }
}