添加租户账号限制字母数字

src/views/system/tenant/TenantForm.vue

@@ -114,7 +114,10 @@ const formRules = reactive({
   accountCount: [{ required: true, message: '账号额度不能为空', trigger: 'blur' }],
   expireTime: [{ required: true, message: '过期时间不能为空', trigger: 'blur' }],
   website: [{ required: true, message: '绑定域名不能为空', trigger: 'blur' }],
-  username: [{ required: true, message: '用户名称不能为空', trigger: 'blur' }],
+  username: [
+    { required: true, message: '用户名称不能为空', trigger: 'blur' },
+    { pattern: /^[A-Za-z0-9]+$/, message: '用户名称只能包含数字和字母', trigger: 'blur' }
+  ],
   password: [{ required: true, message: '用户密码不能为空', trigger: 'blur' }]
 })
 const formRef = ref() // 表单 Ref