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deploy/docker/nginx/default.conf

@@ -49,7 +49,8 @@ server {
     location ^~ /minio/zkxw/ {
         proxy_pass http://minio:9000/zkxw/;
         proxy_http_version 1.1;
-        proxy_set_header Host $http_host;
+        # 预签名 URL 按 MINIO_ENDPOINT（minio:9000）签名，Host 须与签名一致
+        proxy_set_header Host minio:9000;
         proxy_set_header X-Real-IP $remote_addr;
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
         proxy_set_header X-Forwarded-Proto $scheme;