feat: 新增钢铁厂数字孪生平台基础架构和功能模块

- 添加Three.js基础场景配置和核心功能模块
- 实现模型加载器、动画循环和交互选择器
- 添加温度、压力等仪表盘组件
- 配置Vite构建工具和ESLint规范
- 添加基础UI组件和布局系统
- 实现数据可视化图表组件
- 配置Nginx部署文件
- 添加钢铁厂设备数据模型

apps/steelmill/nginx.conf

@@ -0,0 +1,75 @@
+server {
+    listen 10084;
+    server_name localhost;  # 如果有域名，替换为您的域名
+    
+    # 网站根目录，请根据实际情况修改路径
+    root /var/www/threejs-digital-steelmill/dist;
+    index index.html;
+    
+    # 字符集
+    charset utf-8;
+    
+    # 访问日志
+    access_log /var/log/nginx/steelmill_access.log;
+    error_log /var/log/nginx/steelmill_error.log;
+    
+    # gzip 压缩配置
+    gzip on;
+    gzip_vary on;
+    gzip_min_length 1024;
+    gzip_comp_level 6;
+    gzip_types
+        text/plain
+        text/css
+        text/xml
+        text/javascript
+        application/json
+        application/javascript
+        application/xml+rss
+        application/rss+xml
+        font/truetype
+        font/opentype
+        application/vnd.ms-fontobject
+        image/svg+xml;
+    
+    # 静态资源缓存配置
+    location ~* \.(jpg|jpeg|png|gif|ico|css|js|svg|woff|woff2|ttf|eot)$ {
+        expires 1y;
+        add_header Cache-Control "public, immutable";
+        access_log off;
+    }
+    
+    # 3D 模型文件缓存
+    location ~* \.(glb|gltf|bin|hdr)$ {
+        expires 1y;
+        add_header Cache-Control "public, immutable";
+        access_log off;
+    }
+    
+    # WebAssembly 文件配置
+    location ~* \.wasm$ {
+        types {
+            application/wasm wasm;
+        }
+        expires 1y;
+        add_header Cache-Control "public, immutable";
+    }
+    
+    # SPA 路由支持 - 所有路由都返回 index.html
+    location / {
+        try_files $uri $uri/ /index.html;
+        add_header Cache-Control "no-cache";
+    }
+    
+    # 安全头部配置
+    add_header X-Frame-Options "SAMEORIGIN" always;
+    add_header X-Content-Type-Options "nosniff" always;
+    add_header X-XSS-Protection "1; mode=block" always;
+    
+    # 禁止访问隐藏文件
+    location ~ /\. {
+        deny all;
+        access_log off;
+        log_not_found off;
+    }
+}