Remove outdated tesing image

Dockerfile

@@ -1,32 +0,0 @@
-FROM php:fpm-bullseye
-
-# Install prerequisites
-RUN apt-get update && apt-get -y install wget git npm curl zip
-RUN apt-get install -y libpq-dev \
-    && docker-php-ext-configure pgsql -with-pgsql=/usr/local/pgsql \
-    && docker-php-ext-install pdo pdo_pgsql pgsql
-
-# Download composer
-RUN php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');" && \
-    php -r "if (hash_file('sha384', 'composer-setup.php') === '906a84df04cea2aa72f40b5f787e49f22d4c2f19492ac310e8cba5b96ac8b64115ac402c8cd292b8a03482574915d1a8') { echo 'Installer verified'; } else { echo 'Installer corrupt'; unlink('composer-setup.php'); } echo PHP_EOL;" && \
-    php composer-setup.php && \
-    php -r "unlink('composer-setup.php');"
-
-# Install composer and yarn
-RUN npm install --global yarn
-RUN wget https://get.symfony.com/cli/installer -O - | bash
-
-COPY . /var/www/html/app/
-
-WORKDIR /var/www/html/app
-
-# Install stuff
-RUN php ../composer.phar update
-RUN yarn install && \
-    yarn build
-
-RUN cp .env.staging .env
-RUN mkdir -p /var/www/html/app/public/uploads/photos
-
-# Run Migration and dev-webserver
-CMD /root/.symfony/bin/symfony console doctrine:migrations:migrate --no-interaction && /root/.symfony/bin/symfony serve --port=9999 --no-tls