default.conf

server {
    listen 80;
    server_name example.test admin.example.test partner.example.test;
    root /var/www/html/public;

    add_header X-Frame-Options "SAMEORIGIN";
    add_header X-XSS-Protection "1; mode=block";
    add_header X-Content-Type-Options "nosniff";

    index index.html index.htm index.php;

    charset utf-8;

    location / {
        try_files $uri $uri/ /index.php?$query_string;
    }

    location = /favicon.ico { access_log off; log_not_found off; }
    location = /robots.txt  { access_log off; log_not_found off; }

    error_page 404 /index.php;

    location ~ \.php$ {
        fastcgi_pass php-fpm:9000;
        fastcgi_index index.php;
        fastcgi_param SCRIPT_FILENAME $realpath_root$fastcgi_script_name;
        include fastcgi_params;
    }

    location ~ /\.(?!well-known).* {
        deny all;
    }
}

docker-compose.yml

version: "3"

services:
  php-fpm:
    image: php:7.2-fpm-alpine
    volumes:
      - YOUR_PROJECT_FOLDER:/var/www/html
  nginx:
    ports:
      - 80:80
    image: nginx:1.17
    volumes:
      - YOUR_PROJECT_FOLDER:/var/www/html
      - ./default.conf:/etc/nginx/conf.d/default.conf