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/@smithy/util-stream/dist-es/createBufferedReadable.js

@@ -0,0 +1,57 @@
+import { Readable } from "node:stream";
+import { ByteArrayCollector } from "./ByteArrayCollector";
+import { createBufferedReadableStream, flush, merge, modeOf, sizeOf } from "./createBufferedReadableStream";
+import { isReadableStream } from "./stream-type-check";
+export function createBufferedReadable(upstream, size, logger) {
+    if (isReadableStream(upstream)) {
+        return createBufferedReadableStream(upstream, size, logger);
+    }
+    const downstream = new Readable({ read() { } });
+    let streamBufferingLoggedWarning = false;
+    let bytesSeen = 0;
+    const buffers = [
+        "",
+        new ByteArrayCollector((size) => new Uint8Array(size)),
+        new ByteArrayCollector((size) => Buffer.from(new Uint8Array(size))),
+    ];
+    let mode = -1;
+    upstream.on("data", (chunk) => {
+        const chunkMode = modeOf(chunk, true);
+        if (mode !== chunkMode) {
+            if (mode >= 0) {
+                downstream.push(flush(buffers, mode));
+            }
+            mode = chunkMode;
+        }
+        if (mode === -1) {
+            downstream.push(chunk);
+            return;
+        }
+        const chunkSize = sizeOf(chunk);
+        bytesSeen += chunkSize;
+        const bufferSize = sizeOf(buffers[mode]);
+        if (chunkSize >= size && bufferSize === 0) {
+            downstream.push(chunk);
+        }
+        else {
+            const newSize = merge(buffers, mode, chunk);
+            if (!streamBufferingLoggedWarning && bytesSeen > size * 2) {
+                streamBufferingLoggedWarning = true;
+                logger?.warn(`@smithy/util-stream - stream chunk size ${chunkSize} is below threshold of ${size}, automatically buffering.`);
+            }
+            if (newSize >= size) {
+                downstream.push(flush(buffers, mode));
+            }
+        }
+    });
+    upstream.on("end", () => {
+        if (mode !== -1) {
+            const remainder = flush(buffers, mode);
+            if (sizeOf(remainder) > 0) {
+                downstream.push(remainder);
+            }
+        }
+        downstream.push(null);
+    });
+    return downstream;
+}