events {} http { upstream api { server localhost:8081; } upstream webpack { server localhost:8082; } server { listen 8080; server_name localhost; location /api/ { proxy_pass http://api; proxy_http_version 1.1; proxy_set_header Upgrade $http_upgrade; proxy_set_header Connection 'upgrade'; proxy_set_header Host $host; proxy_cache_bypass $http_upgrade; proxy_set_header X-Forwarded-Host $server_name; } location / { proxy_pass http://webpack; proxy_pass_header Content-Security-Policy; proxy_http_version 1.1; proxy_set_header Upgrade $http_upgrade; proxy_set_header Connection 'upgrade'; proxy_set_header Host $host; proxy_cache_bypass $http_upgrade; proxy_set_header X-Forwarded-Host $server_name; } } client_max_body_size 10M; }