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/fast-xml-parser/src/util.js

@@ -0,0 +1,68 @@
+'use strict';
+
+const nameStartChar = ':A-Za-z_\\u00C0-\\u00D6\\u00D8-\\u00F6\\u00F8-\\u02FF\\u0370-\\u037D\\u037F-\\u1FFF\\u200C-\\u200D\\u2070-\\u218F\\u2C00-\\u2FEF\\u3001-\\uD7FF\\uF900-\\uFDCF\\uFDF0-\\uFFFD';
+const nameChar = nameStartChar + '\\-.\\d\\u00B7\\u0300-\\u036F\\u203F-\\u2040';
+export const nameRegexp = '[' + nameStartChar + '][' + nameChar + ']*';
+const regexName = new RegExp('^' + nameRegexp + '$');
+
+export function getAllMatches(string, regex) {
+  const matches = [];
+  let match = regex.exec(string);
+  while (match) {
+    const allmatches = [];
+    allmatches.startIndex = regex.lastIndex - match[0].length;
+    const len = match.length;
+    for (let index = 0; index < len; index++) {
+      allmatches.push(match[index]);
+    }
+    matches.push(allmatches);
+    match = regex.exec(string);
+  }
+  return matches;
+}
+
+export const isName = function(string) {
+  const match = regexName.exec(string);
+  return !(match === null || typeof match === 'undefined');
+}
+
+export function isExist(v) {
+  return typeof v !== 'undefined';
+}
+
+export function isEmptyObject(obj) {
+  return Object.keys(obj).length === 0;
+}
+
+/**
+ * Copy all the properties of a into b.
+ * @param {*} target
+ * @param {*} a
+ */
+export function merge(target, a, arrayMode) {
+  if (a) {
+    const keys = Object.keys(a); // will return an array of own properties
+    const len = keys.length; //don't make it inline
+    for (let i = 0; i < len; i++) {
+      if (arrayMode === 'strict') {
+        target[keys[i]] = [ a[keys[i]] ];
+      } else {
+        target[keys[i]] = a[keys[i]];
+      }
+    }
+  }
+}
+/* exports.merge =function (b,a){
+  return Object.assign(b,a);
+} */
+
+export function getValue(v) {
+  if (exports.isExist(v)) {
+    return v;
+  } else {
+    return '';
+  }
+}
+
+// const fakeCall = function(a) {return a;};
+// const fakeCallNoReturn = function() {};