nginx basic auth

default.conf

server {
    listen 80;
    server_name  localhost;
    root   /usr/share/nginx/html;
    index  index.html index.htm;

    location / {
        try_files $uri $uri/ /index.html;
        auth_basic "Restricted"; #For basic auth
        auth_basic_user_file /etc/nginx/.htpasswd; #For basic auth
    }

    #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;
    }

    include /etc/nginx/mime.types;

    gzip on;
    gzip_min_length 1000;
    gzip_proxied expired no-cache no-store private auth;
    gzip_types text/plain text/css application/json application/javascript application/x-javascript text/xml application/xml application/xml+rss text/javascript;
}

Dockerfile

FROM nginx:alpine
RUN apk add --no-cache apache2-utils
RUN htpasswd -c -b /etc/nginx/.htpasswd exampleuser 123456
COPY default.conf /etc/nginx/conf.d/default.conf