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/website/composables/useLeadForm.ts

@@ -0,0 +1,101 @@
+import { ref } from 'vue'
+
+type LeadType = 'demo' | 'download' | 'contact'
+
+type ApiResponse<T = unknown> = {
+  code: number | string
+  message: string
+  data?: T
+  requestId?: string
+  timestamp?: string | number
+}
+
+export type LeadForm = {
+  name: string
+  orgName: string
+  phone: string
+  city?: string
+  position?: string
+  focusArea?: string
+  contact?: string
+  message?: string
+  type: LeadType
+  extra?: Record<string, string>
+}
+
+function isSuccess(code: number | string): boolean {
+  return code === 200 || code === '200' || code === 'SUCCESS'
+}
+
+function validatePhone(phone: string): boolean {
+  return /^1[3-9]\d{9}$/.test(phone)
+}
+
+export function useLeadForm(type: LeadType) {
+  const config = useRuntimeConfig()
+
+  const loading = ref(false)
+  const success = ref(false)
+  const error = ref('')
+
+  const form = ref<LeadForm>({
+    name: '',
+    orgName: '',
+    phone: '',
+    type
+  })
+
+  async function submit() {
+    error.value = ''
+
+    if (!form.value.name.trim()) {
+      error.value = '请填写姓名'
+      return
+    }
+    if (!form.value.orgName.trim()) {
+      error.value = '请填写单位名称'
+      return
+    }
+    if (!validatePhone(form.value.phone)) {
+      error.value = '请填写正确的手机号'
+      return
+    }
+
+    loading.value = true
+
+    try {
+      if (config.public.useMockLead) {
+        await new Promise(resolve => setTimeout(resolve, 600))
+        success.value = true
+        loading.value = false
+        return
+      }
+
+      const res = await $fetch<ApiResponse>(`${config.public.apiPrefix}/leads`, {
+        method: 'POST',
+        body: {
+          ...form.value,
+          source: 'official_website',
+          submittedAt: new Date().toISOString()
+        }
+      })
+
+      if (isSuccess(res.code)) {
+        success.value = true
+      } else {
+        error.value = res.message || '提交失败，请稍后重试'
+      }
+    } catch (e: any) {
+      error.value = e?.data?.message || e?.message || '网络异常，请稍后重试'
+    } finally {
+      loading.value = false
+    }
+  }
+
+  function reset() {
+    success.value = false
+    error.value = ''
+  }
+
+  return { form, loading, success, error, submit, reset }
+}