feat: composer install and bundle sources

.dockerignore

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+.git
+vendor/

docker/kube/Dockerfile

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+
+
+#{{{ fpm
+FROM php:7.4-fpm-alpine as fpm
+
+RUN set -eux; \
+        apk add --no-cache --virtual .build-deps \
+        autoconf \
+        g++ \
+        jpeg-dev \
+        icu-dev \
+        libmcrypt-dev \
+        libpng-dev \
+        libxml2-dev \
+        linux-headers \
+        make \
+        oniguruma-dev \
+        procps \
+        unzip \
+        wget \
+        zip \
+        libzip-dev \
+        zlib-dev \
+        zstd-dev \
+        ; \
+        yes "" | pecl install redis igbinary \
+        ;\
+        docker-php-ext-install intl; \
+        docker-php-ext-install gd; \
+        docker-php-ext-install opcache; \
+        docker-php-ext-install zip; \
+        docker-php-ext-install calendar; \
+        \
+        docker-php-ext-enable redis; \
+        docker-php-ext-enable igbinary; \
+        runDeps="$( \
+        scanelf --needed --nobanner --format '%n#p' --recursive /usr/local \
+        | tr ',' '\n' \
+        | sort -u \
+        | awk 'system("[ -e /usr/local/lib/" $1 " ]") == 0 { next } { print "so:" $1 }' \
+        )"; \
+        apk add --no-cache $runDeps; \
+        apk del --no-network .build-deps; \
+        rm -rf /var/www/html; \
+        chmod 0777 /tmp/;
+
+#}}} fpm
+
+#{{{ composer
+FROM composer:2 AS composer
+
+WORKDIR /var/www/html
+COPY . .
+
+# Install required packages
+RUN set -eux; \
+        composer install -n --optimize-autoloader --no-dev --prefer-dist; \
+        composer dump-autoload -n --optimize --no-dev --classmap-authoritative; \
+        rm -rf .build/;
+#}}} composer
+
+FROM fpm
+
+WORKDIR /var/www/html
+COPY --from=composer /var/www/html /var/www/html