feat(publicity): 公示页支持/执行意向 (匿名提交 + 管理审核)

- 新增 biz_publicity_support_intent / biz_publicity_execution_intent 两张独立表
  (与已登录视角的 biz_support_intent / biz_execution_intent 解耦, 避免匿名数据污染强绑表)
- 后端 BizPublicityIntentController: 公开提交 + 公开查重 (按 project_id+phone+source) + 管理 CRUD
  已登录直接取 user_id, 未登录但 phone 命中 sys_user 仍自动关联 user_id (不回强制登录)
- /business/publicity/** 加 Spring Security permitAll
- 前端 PublicityDetail.vue: 右侧 2 个意向按钮 (已登录/匿名都弹 dialog 填 5 字段),
  已提交状态用 hasPublicityIntent 按 phonenumber 持久化查回
- 重写 manager/SupportIntent.vue + manager/ExecIntent.vue: 列表/筛选/CSV导出/状态变更/批量删除

ry-vue3/src/api/public.js

@@ -107,3 +107,40 @@ export const downloadImportTemplate = (unitType) =>
 // 专家导入模板下载
 export const downloadExpertTemplate = () =>
   request.get('/business/expert/importTemplate', { responseType: 'blob' })
+
+// ========== 公示页意向 (公开匿名提交, 已在登录或未登录时均可调) ==========
+// 提交支持意向: body { projectId, name, phone, workUnit, department?, position? }
+export function submitPublicitySupportIntent(data) {
+  return request.post('/business/publicity/supportIntent', data)
+}
+// 提交执行意向
+export function submitPublicityExecutionIntent(data) {
+  return request.post('/business/publicity/executionIntent', data)
+}
+// 持久化查重: GET /business/publicity/hasIntent?projectId=&phone=&type=support|execution
+export function hasPublicityIntent(projectId, phone, type) {
+  return request.get('/business/publicity/hasIntent', { params: { projectId, phone, type } })
+}
+
+// ========== 公示页意向 管理端 (manager / admin 后台) ==========
+// 列表分页 (后端 startPage 模式)
+export function listPublicitySupportIntent(params) {
+  return request.get('/business/publicitySupportIntent/list', { params })
+}
+export function listPublicityExecutionIntent(params) {
+  return request.get('/business/publicityExecutionIntent/list', { params })
+}
+// 编辑 (改 intentStatus / remark)
+export function updatePublicitySupportIntent(data, opts) {
+  return request.put('/business/publicitySupportIntent', data, opts)
+}
+export function updatePublicityExecutionIntent(data, opts) {
+  return request.put('/business/publicityExecutionIntent', data, opts)
+}
+// 删除 (单/多)
+export function deletePublicitySupportIntent(ids) {
+  return request.delete(`/business/publicitySupportIntent/${Array.isArray(ids) ? ids.join(',') : ids}`)
+}
+export function deletePublicityExecutionIntent(ids) {
+  return request.delete(`/business/publicityExecutionIntent/${Array.isArray(ids) ? ids.join(',') : ids}`)
+}