Set versions to PHP8.4 and PHPUnit 11

Author: mk-mxp

.github/workflows/continuous_integration.yml

@@ -17,7 +17,7 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@0f7f1d08e3e32076e51cae65eb0b0c871405b16e
         with:
-          php-version: '8.3'
+          php-version: '8.4'
           tools: composer
 
       - name: Get Composer Cache Directory

Dockerfile

@@ -1,4 +1,4 @@
-FROM php:8.3.10-cli-alpine3.20 AS build
+FROM php:8.4.10-cli-alpine3.22 AS build
 
 RUN apk add --no-cache ca-certificates curl jo zip unzip
 
@@ -9,7 +9,7 @@ RUN curl -L -o install-php-extensions \
     && chmod +x install-php-extensions \
     && install-php-extensions ds-^1@stable intl
 
-COPY --from=composer:2.7.7 /usr/bin/composer /usr/local/bin/composer
+COPY --from=composer:2.8.9 /usr/bin/composer /usr/local/bin/composer
 
 WORKDIR /opt/test-runner
 COPY . .
@@ -23,7 +23,7 @@ RUN mv "$PHP_INI_DIR/php.ini-production" "$PHP_INI_DIR/php.ini" \
         COMPOSER_ALLOW_SUPERUSER=1 \
         composer install --no-cache --no-dev --no-interaction --no-progress
 
-FROM php:8.3.10-cli-alpine3.20 AS runtime
+FROM php:8.4.10-cli-alpine3.22 AS runtime
 
 COPY --from=build /usr/bin/jo /usr/bin/jo
 COPY --from=build /usr/local/lib/php/extensions /usr/local/lib/php/extensions

README.md

@@ -10,7 +10,7 @@ It meets the complete spec for testing all exercises.
 ### Docker image
 
 The website uses isolated Docker images to run untrusted code in a sandbox.
-The image provided by this repository consists of PHP 8.3.10 (PHPUnit 10).
+The image provided by this repository consists of PHP 8.4.10 (PHPUnit 11).
 All final assets are built into the image, because the image does not have network access once in use.
 
 Includes PHP extensions: ds, intl

composer.json

@@ -8,13 +8,13 @@
         }
     },
     "require": {
-        "php": "^8.3",
-        "phpunit/phpunit": "^10.5.29"
+        "php": "^8.4",
+        "phpunit/phpunit": "^11.5.26"
     },
     "require-dev": {
-        "phpstan/phpstan": "^2.1",
-        "slevomat/coding-standard": "^8.14.1",
-        "squizlabs/php_codesniffer": "^3.12"
+        "phpstan/phpstan": "^2.1.17",
+        "slevomat/coding-standard": "^8.19.1",
+        "squizlabs/php_codesniffer": "^3.13.2"
     },
     "scripts": {
         "phpstan": "phpstan analyse --configuration phpstan.neon --memory-limit=2G",