Minimum Dockerfile: PHP 7.0.14, V8 5.7.434, php-v8 (master branch)

Dockerfile

FROM alpine:edge

ARG PHP_VERSION="7.0.14"
ARG PHP_INI_DIR="/etc/php"

RUN \
  addgroup -S www-data \
  && adduser -D -S -h /var/cache/www-data -s /sbin/nologin -G www-data www-data

RUN \
  apk add --update --virtual .php-build-dependencies \
    autoconf \
    binutils \
    bzip2-dev \
    curl-dev \
    file \
    freetype-dev \
    g++ \
    gcc \
    git \
    icu-dev \
    jpeg-dev \
    libevent-dev \
    libmcrypt-dev \
    libpng-dev \
    libtool \
    libwebp-dev \
    libxml2-dev \
    libxslt-dev \
    make \
    postgresql-dev \
    re2c \
    readline-dev \
    sqlite-dev \
  && apk add --virtual .php-runtime-dependencies \
    curl \
    freetype \
    icu \
    jpeg \
    libbz2 \
    libevent \
    libltdl \
    libmcrypt \
    libpng \
    libpq \
    libwebp \
    libxml2 \
    libxslt \
    readline \
    zlib \

  # PHP
  && PHP_SOURCE="https://secure.php.net/get/php-${PHP_VERSION}.tar.gz/from/this/mirror" \
  && curl -fSL --connect-timeout 30 ${PHP_SOURCE} | tar xz -C /tmp \
  && cd /tmp/php-${PHP_VERSION} \

  && ./configure \
    --prefix=/usr \
    --sysconfdir=${PHP_INI_DIR} \
    --with-config-file-path=${PHP_INI_DIR} \
    --with-config-file-scan-dir=${PHP_INI_DIR}/conf.d \
    --without-pear \
    --disable-cgi \
    --disable-debug \
    --disable-ipv6 \
    --disable-phpdbg \
    --disable-rpath \
    --disable-static \
    --enable-bcmath \
    --enable-calendar \
    --enable-dom \
    --enable-exif \
    --enable-fd-setsize=$(ulimit -n) \
    --enable-fpm \
      --with-fpm-group=www-data \
      --with-fpm-user=www-data \
    --enable-ftp \
    --enable-intl \
    --enable-json \
    --enable-libxml \
      --with-libxml-dir=/usr \
    --enable-mbregex \
    --enable-mbstring \
    --enable-opcache \
      --enable-huge-code-pages \
      --enable-opcache-file \
    --enable-pcntl \
    --enable-phar \
    --enable-session \
    --enable-shmop \
    --enable-soap \
    --enable-sockets \
    --enable-xml \
    --enable-xmlreader \
    --enable-xmlwriter \
    --enable-zip \
    --with-bz2=/usr \
    --with-curl \
    --with-gd \
      --with-freetype-dir=/usr \
      --with-jpeg-dir=/usr \
      --with-png-dir=/usr \
      --with-webp-dir=/usr \
      --with-zlib-dir=/usr \
    --with-iconv=/usr \
    --with-mcrypt \
    --with-mhash \
    --with-openssl \
    --with-pcre-regex \
      --with-pcre-jit \
    --with-pdo-mysql=mysqlnd \
    --with-pdo-pgsql \
    --with-pdo-sqlite \
    --with-pgsql \
    --with-readline \
    --with-xmlrpc \
    --with-xsl \
    CFLAGS="-O2 -march=native" \
  && make -j "$(getconf _NPROCESSORS_ONLN)" \
  && make install \
  
  # V8
  && V8_VERSION="5.7.434" \
  && V8_LIB_SOURCE="https://www.dropbox.com/s/t42mkk5wrfhcoxd/alpine-v8-lib_${V8_VERSION}.tar.gz" \
  && curl -fSL --connect-timeout 30 ${V8_LIB_SOURCE} | tar xz -C / \

  # php-v8
  && PHPV8_BRANCH="master" \
  && git clone -b ${PHPV8_BRANCH} https://github.com/pinepain/php-v8.git /tmp/php-v8 \
  && cd /tmp/php-v8 \
  && phpize \
  && ./configure \
    --with-v8=/usr/local/v8 \
  && make \
  && make test \
  && make install \

  # Removing build dependencies, clean temporary files
  && apk del .php-build-dependencies \
  && rm -rf /tmp/* /var/tmp/* /var/cache/apk/*

ARG TINI_VERSION="v0.13.2"
ADD https://github.com/krallin/tini/releases/download/${TINI_VERSION}/tini-static /sbin/tini
RUN chmod +x /sbin/tini

ENTRYPOINT ["tini", "--"]
CMD ["php-fpm"]