NGINX configuration to deploy (Angular application) on docker

#_nginx.conf

events {}

http {

    # Browser preferred language detection (does NOT require AcceptLanguageModule)
    map $http_accept_language $accept_language {        
        ~*^pt pt;
        ~*^en en;
    }    

    server {
        listen 80;
        root /usr/share/nginx/html;

        # Fallback to default language if no preference defined by browser
        if ($accept_language ~ "^$") {
            set $accept_language "en";
        }

        # Redirect "/" to Angular app in browser's preferred language
        rewrite ^/$ /$accept_language permanent;

        # Everything under the Angular app is always redirected to Angular in the correct language
        location ~ ^/(pt|en) {
            try_files $uri /$1/index.html?$args;
        }
        # ...
    }
}

.dockerignore

"node_modules"

Dockerfile

FROM node:14.16.0 as build
WORKDIR /app
COPY . /app
RUN yarn
RUN yarn build-prod

FROM nginx
WORKDIR /usr/share/nginx/html
RUN rm -rf ./*
COPY ./nginx.conf /etc/nginx/nginx.conf
COPY --from=build /app/dist/PROJECT_NAME /usr/share/nginx/html
EXPOSE 80