nginx.conf

events {
    worker_connections 1024;
}

http {
    upstream frontend {
        server fe:5173 max_fails=3 fail_timeout=10s;
    }

    upstream springboot {
        server be:8080 max_fails=3 fail_timeout=10s;
    }

    server {
        listen 80;

        location / {
            proxy_pass http://frontend;
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        }

        location /api/ {
            proxy_pass http://springboot;
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        }

        location /oauth2/ {
            proxy_pass http://springboot;
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        }

        location /login/ {
            proxy_pass http://springboot;
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        }
    }
}