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Dockerfile: "hardcode" image tags so that dependabot can update them automatically #66

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Merged
macbre merged 1 commit into from
Feb 16, 2026
+5 −15
Merged

Dockerfile: "hardcode" image tags so that dependabot can update them automatically #66

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20 changes: 5 additions & 15 deletions Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,21 +1,14 @@
# elecena.pl (c) 2015-2026

# https://hub.docker.com/_/php
ARG PHP_VERSION=8.5.1

# https://hub.docker.com/_/python/
ARG PYTHON_VERSION=3.14.2

# https://hub.docker.com/_/composer
ARG COMPOSER_VERSION=2.9.3

FROM composer:$COMPOSER_VERSION AS php-composer
FROM composer:2.9.3 AS php-composer
RUN /usr/bin/composer -v

#
# PHP
#
FROM php:$PHP_VERSION-cli-alpine AS php
# https://hub.docker.com/_/php
FROM php:8.5.1-cli-alpine AS php

# check what's already installed
RUN php -v; php -m
Expand Down Expand Up @@ -60,9 +53,8 @@ RUN which php; php -v; php -m; php -i | grep ini
#
# Python
#
FROM python:$PYTHON_VERSION-alpine
ARG PHP_VERSION
ARG COMPOSER_VERSION
# https://hub.docker.com/_/python/
FROM python:3.14.2-alpine

RUN pip install virtualenv && rm -rf /root/.cache
RUN python -V
Expand All @@ -85,8 +77,6 @@ ENV LD_PRELOAD="/usr/lib/preloadable_libiconv.so php-fpm php"
RUN php -r '$res = iconv("utf-8", "utf-8//IGNORE", "fooą");'

RUN php -v; php -m; php -i | grep ini
ENV PHP_VERSION=$PHP_VERSION
ENV COMPOSER_VERSION=$COMPOSER_VERSION

# add an info script
WORKDIR /opt
Expand Down