Can´t open deployed admin panel

I have build the admin and still not working. Im running the command NODE_ENV=production npm run start for the test before adding to pm2.
My server config file is under config/env/production and keeps triyng to open the admin panel.

My nginx file:

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

server_name             example.pt www.example.pt;
root                    /var/www/example.pt/html;
index index.html index.htm index.nginx-debian.html;
# SSL
ssl_certificate         /etc/ssl/example.pem;
ssl_certificate_key     /etc/ssl/example.key;
# security
include                 nginxconfig.io/security.conf;

# reverse proxy
location / {
    proxy_pass http://127.0.0.1:3000;
    include    nginxconfig.io/proxy.conf;
    add_header Access-Control-Allow-Origin "https://example.pt";
    add_header Referrer-Policy "origin-when-cross-origin" always;
    add_header Strict-Transport-Security "max-age=31536000; includeSubdomains; preload";
}  }

server {
listen 443 ssl;
listen [::]:443 ssl;
server_name api.example.pt;
# SSL
ssl_certificate /etc/ssl/example.pem;
ssl_certificate_key /etc/ssl/example.key;
location / {
proxy_pass http://strapi;

    proxy_http_version 1.1;
    proxy_set_header X-Forwarded-Host $host;
    proxy_set_header X-Forwarded-Server $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;
    proxy_set_header Host $http_host;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "Upgrade";
    proxy_pass_request_headers on;
} }