fix: 修复配额说明重复和undefined问题

- 在editStorageForm中初始化oss_storage_quota_value和oss_quota_unit
- 删除重复的旧配额说明块，保留新的当前配额设置显示

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

backend/node_modules/validator/es/lib/isInt.js

@@ -0,0 +1,19 @@
+import assertString from './util/assertString';
+import isNullOrUndefined from './util/nullUndefinedCheck';
+var _int = /^(?:[-+]?(?:0|[1-9][0-9]*))$/;
+var intLeadingZeroes = /^[-+]?[0-9]+$/;
+export default function isInt(str, options) {
+  assertString(str);
+  options = options || {};
+
+  // Get the regex to use for testing, based on whether
+  // leading zeroes are allowed or not.
+  var regex = options.allow_leading_zeroes === false ? _int : intLeadingZeroes;
+
+  // Check min/max/lt/gt
+  var minCheckPassed = !options.hasOwnProperty('min') || isNullOrUndefined(options.min) || str >= options.min;
+  var maxCheckPassed = !options.hasOwnProperty('max') || isNullOrUndefined(options.max) || str <= options.max;
+  var ltCheckPassed = !options.hasOwnProperty('lt') || isNullOrUndefined(options.lt) || str < options.lt;
+  var gtCheckPassed = !options.hasOwnProperty('gt') || isNullOrUndefined(options.gt) || str > options.gt;
+  return regex.test(str) && minCheckPassed && maxCheckPassed && ltCheckPassed && gtCheckPassed;
+}