脚本更新、配置更新

frontend/Dockerfile

@@ -8,11 +8,11 @@ RUN npm config set registry https://registry.npmmirror.com && npm ci
 COPY . .
 RUN npm run build
 
-# Stage 2: serve with nginx
+# Stage 2: serve with nginx（含 SPA 路由回退配置）
 FROM nginx:1.27-alpine AS serve
 
 COPY --from=build /app/dist /usr/share/nginx/html
-# 自定义 nginx 配置由外层 docker-compose 挂载，这里只 serve 静态产物
+COPY nginx.conf /etc/nginx/conf.d/default.conf
 
 EXPOSE 80
 CMD ["nginx", "-g", "daemon off;"]

frontend/nginx.conf

@@ -0,0 +1,19 @@
+# 前端容器内部 nginx —— 负责 SPA 路由回退
+server {
+    listen 80;
+    server_name _;
+
+    root /usr/share/nginx/html;
+    index index.html;
+
+    # 关键：所有找不到的路径回退到 index.html（Vue Router history 模式必需）
+    location / {
+        try_files $uri $uri/ /index.html;
+    }
+
+    # 静态资源缓存
+    location /assets/ {
+        expires 30d;
+        add_header Cache-Control "public, immutable";
+    }
+}