feat: 会议ID应用赋值 + 会议表单/详情优化 + admin工作台统计与用户管理

- meetingId 由 DB 自增改为应用赋值 10 位数字 (yyMMdd + 4 位序列, Redis 按日期计数)
- 会议开始时间不能晚于结束时间校验; 参会人表单身份证附件/角色单独一行
- 会议详情左右列比例 7:3 -> 8:2 (材料审核列收窄)
- admin/workbench 用户总数/角色类型数/各角色分布统计修复 (改用 listByRole 按 role_type 过滤)
- 新增 admin 用户管理接口 + 门户页脚 + H5 签到/上传优化

ry-vue3/src/views/sponsor/Meetings.vue

@@ -13,9 +13,8 @@
       <el-form-item label="会议名称">
         <el-input v-model="q.meetingName" placeholder="会议名称" clearable style="width:180px" />
       </el-form-item>
-      <el-form-item label="第">
-        <el-input v-model="q.periodNo" placeholder="期数" clearable style="width:80px" />
-        <span style="margin:0 4px">期</span>
+      <el-form-item label="期数">
+        <el-input-number v-model="q.periodNo" :min="1" placeholder="期数" style="width:110px" />
       </el-form-item>
       <el-form-item label="会议时间起">
         <el-date-picker v-model="q.startTimeRange" type="datetimerange" range-separator="至"
@@ -172,7 +171,7 @@ const list = ref([])
 const loading = ref(false)
 const selected = ref([])
 const q = reactive({
-  projectNo: '', meetingId: '', meetingName: '', periodNo: '',
+  projectNo: '', meetingId: '', meetingName: '', periodNo: null,
   startTimeRange: null, projectForm: '', currentStage: '', remark: ''
 })
 const page = reactive({ pageNum: 1, pageSize: 10, total: 0 })
@@ -216,7 +215,7 @@ async function loadList() {
 }
 
 function reset() {
-  Object.assign(q, { projectNo: '', meetingId: '', meetingName: '', periodNo: '', startTimeRange: null, projectForm: '', currentStage: '', remark: '' })
+  Object.assign(q, { projectNo: '', meetingId: '', meetingName: '', periodNo: null, startTimeRange: null, projectForm: '', currentStage: '', remark: '' })
   page.pageNum = 1
   loadList()
 }