Docker

boot.sh

#!/usr/bin/env bash
php-fpm --allow-to-run-as-root

Caddyfile

example.com {
    root ./public
    fastcgi / php:9000 php
    rewrite {
        to {path} {path}/ /index.php?{query}
    }
}

docker-compose.yml

###########################################################
#      MAINTAINER: Aioslike <aioslike@gmail.com>          #
###########################################################

# Example Config #----------------------------------
version: "2"
services:

  php:
    image: "example-image"
    container_name: "samplephp"
    volumes:
     - .:/srv
    command: ['bash', 'boot.sh']

  caddy:
    image: "abiosoft/caddy"
    container_name: "samplename"
    ports:
      - 443:443
      - 80:80
    volumes:
      - ./Caddyfile:/etc/Caddyfile

Dockerfile

FROM php:7.0-fpm

RUN apt-get update && \
    apt-get install -y libmcrypt-dev \
        libpq-dev \
        libpng-dev \
        libxml2-dev \
        libxslt-dev \
        libicu-dev \
        libjpeg62-turbo-dev \
        libfreetype6-dev \
        libpng12-dev \
        libbz2-dev && \
    rm -rf /var/lib/apt/lists/*

RUN docker-php-ext-configure gd --with-freetype-dir=/usr/include/ --with-jpeg-dir=/usr/include/  && \
        docker-php-ext-install \
            mcrypt \
            bcmath \
            mbstring \
            zip \
            opcache \
            pdo \
            pdo_mysql \
            gd \
            xmlrpc \
            opcache \
            intl \
            mysqli \
            bz2 \
            json


COPY . /srv

WORKDIR /srv
RUN  sed -i 's/\r$//' boot.sh
CMD ["/bin/bash", "boot.sh"]