feat : init Central project — Symfony 8 + Nuxt 4 + Docker starter

Same architecture as Lesstime: API Platform 4, JWT auth, @malio/layer-ui,
PostgreSQL 16, Docker Compose (ports 8083/3003/5436), dark mode theme.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

docker-compose.yml

@@ -0,0 +1,60 @@
+services:
+  php:
+    container_name: php-${DOCKER_APP_NAME}-fpm
+    build:
+      context: ./infra/dev
+      dockerfile: Dockerfile
+      args:
+        DOCKER_PHP_VERSION: ${DOCKER_PHP_VERSION}
+        DOCKER_NODE_VERSION: ${DOCKER_NODE_VERSION}
+        CURRENT_UID: ${CURRENT_UID}
+        CURRENT_GID: ${CURRENT_GID}
+    environment:
+      PHP_IDE_CONFIG: serverName=${DOCKER_APP_NAME}-docker
+      XDEBUG_CLIENT_HOST: ${XDEBUG_CLIENT_HOST:-host.docker.internal}
+      XDEBUG_CONFIG: client_host=${XDEBUG_CLIENT_HOST:-host.docker.internal} client_port=9003
+      DATABASE_URL: "postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@db:${POSTGRES_PORT}/${POSTGRES_DB}?serverVersion=16&charset=utf8"
+      COMPOSER_HOME: /tmp/composer
+      COMPOSER_CACHE_DIR: /tmp/composer/cache
+    volumes:
+      - ./:/var/www/html
+      - ~/.cache:/var/www/.cache
+      - ~/.config:/var/www/.config
+      - ~/.composer:/var/www/.composer
+      - ./infra/dev/php.ini:/usr/local/etc/php/php.ini
+      - ./infra/dev/xdebug.ini:/usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini
+      - ./LOG:/var/www/html/LOG
+      - uploads_data:/var/www/html/var/uploads
+    extra_hosts:
+      - "host.docker.internal:host-gateway"
+    depends_on:
+      - db
+    ports:
+        - "3003:3003"
+    restart: unless-stopped
+  nginx:
+    image: nginx:1.27-alpine
+    container_name: nginx-${DOCKER_APP_NAME}
+    depends_on:
+      - php
+    ports:
+      - "8083:80"
+    volumes:
+      - ./:/var/www/html:ro
+      - ./infra/dev/nginx.conf:/etc/nginx/conf.d/central.conf:ro
+    restart: unless-stopped
+  db:
+    image: postgres:16-alpine
+    command: -p ${POSTGRES_PORT:-5436}
+    environment:
+      POSTGRES_DB: ${POSTGRES_DB}
+      POSTGRES_USER: ${POSTGRES_USER}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
+    volumes:
+      - pg_data:/var/lib/postgresql/data
+    ports:
+      - "${POSTGRES_PORT:-5436}:${POSTGRES_PORT:-5436}"
+    restart: unless-stopped
+volumes:
+  pg_data:
+  uploads_data: