i logged into the container and i see those files inside static directory

default.conf

server {
listen 8080;
server_name localhost;

#charset koi8-r;
#access_log  /var/log/nginx/host.access.log  main;

location / {
    root   /usr/share/nginx/html;
    try_files $uri $uri/ /index.html;
    index  index.html index.htm;
}

#error_page  404              /404.html;

# redirect server error pages to the static page /50x.html
#
error_page   500 502 503 504  /50x.html;
location = /50x.html {
    root   /usr/share/nginx/html;
}

location ~ (js|css|img) {
  try_files $uri =404;
}

# pass the PHP scripts to FastCGI server listening on 127.0.0.1:9000
#
#location ~ \.php$ {
#    root           html;
#    fastcgi_pass   127.0.0.1:9000;
#    fastcgi_index  index.php;
#    fastcgi_param  SCRIPT_FILENAME  /scripts$fastcgi_script_name;
#    include        fastcgi_params;
#}

# deny access to .htaccess files, if Apache's document root
# concurs with nginx's one
#
#location ~ /\.ht {
#    deny  all;
#}

}

dockerfile

RUN rm -rf /etc/nginx/conf.d/default.conf
COPY ./default.conf /etc/nginx/conf.d/
COPY ./build/ /usr/share/nginx/html
RUN touch /var/run/nginx.pid && \
  chown -R 1001:1001 /var/run/nginx.pid && \
  chown -R 1001:1001 /var/cache/nginx && \
  chmod -R 777 /var/log/nginx /var/cache/nginx/ && \
  chmod -R 777 /etc/nginx/* && \




EXPOSE 8080