Remove database health check and WordPress dependency

Simplify container startup by removing health check constraint that was causing issues.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

docker-compose.yml

@@ -4,9 +4,6 @@ services:
     restart: always
     expose:
       - 80
-    depends_on:
-      db:
-        condition: service_healthy
     environment:
       WORDPRESS_DB_HOST: db
       WORDPRESS_DB_USER: ${MYSQL_USER}
@@ -34,11 +31,6 @@ services:
       - MYSQL_PASSWORD=${MYSQL_PASSWORD}
     volumes:
       - ./db:/var/lib/mysql
-    healthcheck:
-      test: ["CMD", "healthcheck.sh", "--connect", "--innodb_initialized"]
-      interval: 10s
-      timeout: 5s
-      retries: 3
     networks:
       - walter-coiffure-net
   redis: