add docker development server

Dockerfile

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+# Use `docker compose up -d` and then `docker exec -it xtools-php-1 /bin/bash` to get a shell inside the container. Inside that shell, you can type things like `composer update` and `symfony [your command here]`.
+
+# To view the website, don't use `symfony serve`. Visit https://localhost:8085/public instead.
+
+# If you make any changes to this file, don't forget to rebuild the Docker image using the --build flag: docker-compose up -d --build
+
+# Your .env.local file needs to use host.docker.internal instead of 127.0.0.1. It should look something like...
+# DATABASE_REPLICA_HOST_S1=host.docker.internal
+# DATABASE_REPLICA_PORT_S1=4711
+# DATABASE_REPLICA_HOST_S2=host.docker.internal
+# DATABASE_REPLICA_PORT_S2=4712
+# DATABASE_REPLICA_HOST_S3=host.docker.internal
+# DATABASE_REPLICA_PORT_S3=4713
+# DATABASE_REPLICA_HOST_S4=host.docker.internal
+# DATABASE_REPLICA_PORT_S4=4714
+# DATABASE_REPLICA_HOST_S5=host.docker.internal
+# DATABASE_REPLICA_PORT_S5=4715
+# DATABASE_REPLICA_HOST_S6=host.docker.internal
+# DATABASE_REPLICA_PORT_S6=4716
+# DATABASE_REPLICA_HOST_S7=host.docker.internal
+# DATABASE_REPLICA_PORT_S7=4717
+# DATABASE_REPLICA_HOST_S8=host.docker.internal
+# DATABASE_REPLICA_PORT_S8=4718
+# DATABASE_TOOLSDB_HOST=host.docker.internal
+# DATABASE_TOOLSDB_PORT=4720
+
+FROM php:8.2-apache
+
+# Install PHP XDebug, for step debugging and for PHPUnit code coverage report.
+# You can leave port 9007 for all your Docker containers. It doesn't conflict across containers like the localhost port does.
+# Add this .vscode/launch.json file to your repo, then go to Run and Debug -> press play:
+# {
+# 	"version": "0.2.0",
+# 	"configurations": [
+# 		{
+# 			"name": "Listen for Xdebug",
+# 			"type": "php",
+# 			"request": "launch",
+# 			"port": 9007,
+# 			"pathMappings": {
+#				"/var/www/html/": "${workspaceRoot}"
+# 			}
+# 		}
+# 	]
+# }
+RUN pecl install xdebug \
+    && docker-php-ext-enable xdebug
+RUN echo "xdebug.mode=debug,coverage" >> /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini \
+    && echo "xdebug.client_host=host.docker.internal" >> /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini \
+    && echo "xdebug.client_port=9007" >> /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini \
+    && echo "xdebug.idekey=VSCODE" >> /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini \
+    && echo "xdebug.start_with_request=yes" >> /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini
+
+# Install composer
+RUN apt-get update && apt-get install --no-install-recommends -y git zip unzip \
+    && apt-get clean && rm -rf /var/lib/apt/lists/*
+RUN curl -sS https://getcomposer.org/installer | php \
+    && mv composer.phar /usr/local/bin/composer
+
+# Install Symfony CLI so that the `symfony` command is available inside the container
+RUN apt-get update \
+    && apt-get install --no-install-recommends -y ca-certificates curl \
+    && curl -sS https://get.symfony.com/cli/installer | bash \
+        && if [ -f /root/.symfony5/bin/symfony ]; then \
+                 mv /root/.symfony5/bin/symfony /usr/local/bin/symfony; \
+             elif [ -f /root/.symfony/bin/symfony ]; then \
+                 mv /root/.symfony/bin/symfony /usr/local/bin/symfony; \
+             else \
+                 echo "Symfony binary not found after installer" && exit 1; \
+             fi \
+    && chmod +x /usr/local/bin/symfony \
+    && apt-get clean && rm -rf /var/lib/apt/lists/* /root/.symfony
+
+# Install PHP intl extension
+RUN apt-get update \
+    && apt-get install --no-install-recommends -y libicu-dev g++ \
+    && docker-php-ext-install -j"$(nproc)" intl \
+    && apt-get purge -y --auto-remove g++ \
+    && apt-get clean && rm -rf /var/lib/apt/lists/*
+
+# Install PHP PDO extension (MySQL flavor)
+RUN apt-get update \
+    && apt-get install --no-install-recommends -y default-libmysqlclient-dev \
+    && docker-php-ext-install -j"$(nproc)" pdo_mysql mysqli \
+    && apt-get purge -y --auto-remove default-libmysqlclient-dev \
+    && apt-get clean && rm -rf /var/lib/apt/lists/*
+
+# Allow directory listings. Not a security issue since this is a test environment. Makes it easier to navigate.
+RUN a2enmod autoindex rewrite
+RUN echo "<Directory /var/www/html>\n    Options +Indexes\n    AllowOverride All\n</Directory>" > /etc/apache2/conf-available/directory-listing.conf \
+    && a2enconf directory-listing

docker-compose.yml

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+services:
+  php:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    ports:
+      - "8085:80" # https://localhost:8085
+    volumes:
+      - .:/var/www/html
+    environment:
+      PHP_IDE_CONFIG: "serverName=Docker"
+    extra_hosts:
+      - "host.docker.internal:host-gateway"  # Required for Xdebug to connect back to host