feat: 初始化居家上门服务系统完整项目代码

- Spring Boot 后端服务 (hss-home-service)
- delivery-miniapp 配送小程序
- website 官网 (Nuxt)
- docs 架构设计文档
- Docker 容器化部署配置

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

hss-home-service/settings.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
+          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+          xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0
+          http://maven.apache.org/xsd/settings-1.0.0.xsd">
+    <mirrors>
+        <mirror>
+            <id>aliyun</id>
+            <mirrorOf>central</mirrorOf>
+            <name>Aliyun Maven</name>
+            <url>https://maven.aliyun.com/repository/public</url>
+        </mirror>
+    </mirrors>
+</settings>