docs: update CLAUDE.md with admin blueprint, dual docker-compose setup

Align documentation with current codebase state: add admin blueprint to
client architecture, document dev (Nginx) vs prod (Traefik) compose files,
fix blueprint count in test section.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

docker-compose.dev.yml

@@ -0,0 +1,85 @@
+services:
+  mysql:
+    image: mysql:8.0
+    container_name: tmflow-mysql
+    restart: unless-stopped
+    environment:
+      MYSQL_ROOT_PASSWORD: ${DB_ROOT_PASSWORD:-root_password_change_me}
+      MYSQL_DATABASE: ${DB_NAME:-tiemeasureflow}
+      MYSQL_USER: ${DB_USER:-tmflow}
+      MYSQL_PASSWORD: ${DB_PASSWORD:-change_me_in_production}
+    volumes:
+      - mysql_data:/var/lib/mysql
+    command: >
+      --authentication-policy=mysql_native_password
+      --character-set-server=utf8mb4
+      --collation-server=utf8mb4_unicode_ci
+    healthcheck:
+      test: ["CMD", "mysqladmin", "ping", "-h", "localhost"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+    networks:
+      - tmflow-net
+
+  server:
+    build:
+      context: ./server
+      dockerfile: Dockerfile
+    container_name: tmflow-server
+    restart: unless-stopped
+    env_file:
+      - .env
+    environment:
+      DB_HOST: mysql
+      UPLOAD_DIR: uploads
+    volumes:
+      - upload_data:/app/uploads
+    depends_on:
+      mysql:
+        condition: service_healthy
+    networks:
+      - tmflow-net
+
+  client:
+    build:
+      context: ./client
+      dockerfile: Dockerfile
+    container_name: tmflow-client
+    restart: unless-stopped
+    env_file:
+      - .env
+    environment:
+      API_SERVER_URL: http://server:8000
+    depends_on:
+      - server
+    networks:
+      - tmflow-net
+
+  nginx:
+    image: nginx:alpine
+    container_name: tmflow-nginx
+    restart: unless-stopped
+    ports:
+      - "${NGINX_PORT:-80}:80"
+      - "${NGINX_SSL_PORT:-443}:443"
+    volumes:
+      - ./nginx/nginx.conf:/etc/nginx/conf.d/default.conf:ro
+      # Uncomment for SSL:
+      # - ./certbot/conf:/etc/letsencrypt:ro
+      # - ./certbot/www:/var/www/certbot:ro
+    depends_on:
+      - server
+      - client
+    networks:
+      - tmflow-net
+
+volumes:
+  mysql_data:
+    driver: local
+  upload_data:
+    driver: local
+
+networks:
+  tmflow-net:
+    driver: bridge