图片上传hash 有bug,修复

test/hash-fix.ts

@@ -0,0 +1,14 @@
+import { getHash } from '../src/uitls/hash.ts';
+const minioHash = '380655ee50227439956c3a468cb6956a';
+const myHash = 'e0d3293395d9459b295a56b03e5720fc'
+
+import fs from 'node:fs'
+import path from 'node:path'
+
+const filePath = path.resolve('./test/Snipaste_2025-12-03_16-53-48.png')
+
+const hash = getHash(filePath);
+
+console.log('计算的hash:', hash);
+console.log('minio的hash:', minioHash);
+console.log('我的hash:', myHash);