feat: wire mini menus API and OA start home entry for mobile

Co-authored-by: Cursor <cursoragent@cursor.com>

docs/sql/mobile_menu_oa_start.sql

@@ -0,0 +1,39 @@
+-- 小程序「发起审批」菜单种子（挂在「移动端菜单」根下）
+-- 执行前请确认移动端根存在；角色授权请在 Web「角色管理」勾选本菜单。
+
+SET @mini_root = (
+  SELECT id FROM sys_menu
+  WHERE del_flag = 0 AND parent_id = '0' AND menu_name LIKE '%移动端%'
+  LIMIT 1
+);
+
+INSERT INTO sys_menu (
+  id, menu_name, parent_id, menu_type, path, component, perms,
+  is_frame, visible, status, tenant_no, order_num, remark,
+  create_by, create_dept_id, create_time, update_by, update_time, del_flag
+)
+SELECT
+  'MINI000000000000000000000000OA001',
+  '发起审批',
+  @mini_root,
+  'C',
+  '/pages/oa/start/index',
+  NULL,
+  'mini:oa:start',
+  1,
+  '1',
+  '1',
+  'zkxw',
+  10,
+  '小程序发起审批',
+  'admin',
+  '',
+  NOW(),
+  NULL,
+  NOW(),
+  0
+FROM DUAL
+WHERE @mini_root IS NOT NULL
+  AND NOT EXISTS (
+    SELECT 1 FROM sys_menu WHERE id = 'MINI000000000000000000000000OA001' AND del_flag = 0
+  );