diff --git a/.env.production.example-cn b/.env.production.example-cn
index 8c04d0c..660e12d 100644
--- a/.env.production.example-cn
+++ b/.env.production.example-cn
@@ -16,14 +16,17 @@ REDIS_URL_CN=redis://1Panel-redis-容器名或IP:6379
 # sync）读取；api-cn/worker 不读此键。
 DATABASE_URL_OV=mysql://photo_ov:CHANGE_ME@OV服务器IP:3306/photo_ov?connection_limit=10
 
-# ── 对象存储（真实阿里云 OSS 私有桶，P5/G1 冒烟脚本验证后填）──
+# ── 对象存储（真实阿里云 OSS 私有桶，G1 已于 2026-09-21 实测通过）──
 # endpoint 用「外网 Endpoint」（api-cn 服务器上传；worker 处理读原文件）。
 # bucket 私有读写：一切访问走 SigV4 现签 URL（SIGNED_URL_TTL_SECONDS）。
-S3_ENDPOINT=https://oss-cn-hangzhou.aliyuncs.com
-S3_REGION=cn-hangzhou
+# ⚠️ 寻址形态（G1 实测定案）：基础 endpoint（不含 bucket）+ virtual-host——
+#    即 S3_FORCE_PATH_STYLE=false。OSS 兼容口在 path-style 下 403 签名不匹配。
+S3_ENDPOINT=https://oss-cn-beijing.aliyuncs.com
+S3_REGION=oss-cn-beijing
 S3_ACCESS_KEY=CHANGE_ME_LTAI
 S3_SECRET_KEY=CHANGE_ME
-S3_BUCKET=photo-live-prod
+S3_BUCKET=live-album
+S3_FORCE_PATH_STYLE=false
 # 现签 GET（viewer 图片）/ PUT（上传）凭证有效期秒（uploads/support.ts）。
 SIGNED_URL_TTL_SECONDS=900
 # 单文件上传上限字节（uploads/support.ts；50MB 与契约 UPLOAD_MAX_BYTES 建议值一致）。
diff --git a/packages/storage/src/index.ts b/packages/storage/src/index.ts
index f285676..59a9b95 100644
--- a/packages/storage/src/index.ts
+++ b/packages/storage/src/index.ts
@@ -27,10 +27,15 @@ export function createStorageFromEnv(): MinioStorageAdapter {
     accessKey: process.env.S3_ACCESS_KEY,
     secretKey: process.env.S3_SECRET_KEY,
     bucket: process.env.S3_BUCKET,
-  } satisfies Record<keyof MinioStorageConfig, string | undefined>;
-  const missing = Object.entries(config)
-    .filter(([, value]) => !value)
-    .map(([key]) => `S3_${key.toUpperCase()}`);
+    // S3_FORCE_PATH_STYLE 可选：缺省 true（MinIO path-style）；阿里云 OSS 等
+    // 云形态设 false（virtual-host + 基础 endpoint）——G1 实测定案。
+    forcePathStyle: process.env.S3_FORCE_PATH_STYLE
+      ? process.env.S3_FORCE_PATH_STYLE === 'true'
+      : true,
+  };
+  // 只校验必填字符串字段（forcePathStyle 是布尔，false 不代表缺失）。
+  const required = ['endpoint', 'region', 'accessKey', 'secretKey', 'bucket'] as const;
+  const missing = required.filter((key) => !config[key]).map((key) => `S3_${key.toUpperCase()}`);
   if (missing.length > 0) {
     throw new Error(`createStorageFromEnv: 缺少环境变量 ${missing.join(', ')}（S3_* 配置见仓库根 .env）`);
   }
diff --git a/packages/storage/src/minio.adapter.ts b/packages/storage/src/minio.adapter.ts
index 1d1be85..7942700 100644
--- a/packages/storage/src/minio.adapter.ts
+++ b/packages/storage/src/minio.adapter.ts
@@ -18,6 +18,8 @@ export interface MinioStorageConfig {
   accessKey: string;
   secretKey: string;
   bucket: string;
+  /** 寻址风格：true=path-style（MinIO 默认）；false=virtual-host（OSS/AWS 云形态）。 */
+  forcePathStyle?: boolean;
 }
 
 /** S3 错误统一判定：HeadObject 对缺失键返回 404/NotFound（无 body 错误码），GetObject 为 NoSuchKey。 */
@@ -32,16 +34,21 @@ export class MinioStorageAdapter implements StoragePort {
   private readonly bucket: string;
 
   constructor(config: MinioStorageConfig) {
-    const missing = (Object.keys(config) as Array<keyof MinioStorageConfig>).filter((k) => !config[k]);
+    // 只校验必填字符串（forcePathStyle 是可选布尔，false≠缺失）。
+    const required = ['endpoint', 'region', 'accessKey', 'secretKey', 'bucket'] as const;
+    const missing = required.filter((k) => !config[k]);
     if (missing.length > 0) {
       throw new Error(`MinioStorageAdapter: 存储配置缺失 ${missing.join(', ')}（S3_* 环境变量见仓库根 .env）`);
     }
     this.bucket = config.bucket;
+    // 寻址风格：本地 MinIO 用 path-style（默认 true）；阿里云 OSS 等云形态用
+    // virtual-host（S3_FORCE_PATH_STYLE=false + 基础 endpoint 不含 bucket）——
+    // G1 实测：OSS 兼容口 path-style 会 403 签名不匹配。
     this.client = new S3Client({
       endpoint: config.endpoint,
       region: config.region,
       credentials: { accessKeyId: config.accessKey, secretAccessKey: config.secretKey },
-      forcePathStyle: true,
+      forcePathStyle: config.forcePathStyle ?? true,
     });
   }
 
diff --git a/scripts/g1-oss-smoke.mjs b/scripts/g1-oss-smoke.mjs
new file mode 100644
index 0000000..e495d57
--- /dev/null
+++ b/scripts/g1-oss-smoke.mjs
@@ -0,0 +1,91 @@
+// G1 真实 OSS 冒烟（独立脚本，凭证经运行时 env 注入，不写入任何被跟踪文件）
+// 覆盖：连通/签名方言 → presign PUT 直传 → head 核验 → presign GET 取回
+//      → copyIfAbsent 禁止覆盖语义 → 幂等重放 → 清理 → 生命周期规则查询
+// 用法：OSS_KEY=... OSS_SECRET=... OSS_ENDPOINT=... OSS_BUCKET=... node scripts/g1-oss-smoke.mjs
+import { createRequire } from 'node:module';
+const require = createRequire(import.meta.url);
+const { S3Client, PutObjectCommand, HeadObjectCommand, GetObjectCommand, CopyObjectCommand, DeleteObjectCommand, GetBucketLifecycleConfigurationCommand, HeadBucketCommand } = require('../packages/storage/node_modules/@aws-sdk/client-s3');
+const { getSignedUrl } = require('../packages/storage/node_modules/@aws-sdk/s3-request-presigner');
+
+const KEY = process.env.OSS_KEY, SECRET = process.env.OSS_SECRET, ENDPOINT = process.env.OSS_ENDPOINT, BUCKET = process.env.OSS_BUCKET;
+const REGION = process.env.OSS_REGION || 'oss-cn-beijing';
+const PREFIX = 'photo-live/g1-smoke/';
+const results = [];
+const note = (name, ok, detail = '') => { results.push({ name, ok, detail }); console.log(`${ok ? '✓' : '✗'} ${name}${detail ? ' — ' + detail : ''}`); };
+
+// 寻址风格：endpoint 已含 bucket（如 MinIO 按桶端点）→ path-style；
+// 基础 endpoint（阿里云 OSS/AWS 形态）→ virtual-host。可用 OSS_FORCE_PATH 覆盖。
+const endpointHasBucket = ENDPOINT.includes(`://${BUCKET}.`);
+const forcePathStyle = process.env.OSS_FORCE_PATH
+  ? process.env.OSS_FORCE_PATH === 'true'
+  : endpointHasBucket;
+const client = new S3Client({
+  region: REGION,
+  endpoint: ENDPOINT,
+  credentials: { accessKeyId: KEY, secretAccessKey: SECRET },
+  forcePathStyle,
+});
+
+const stamp = Date.now().toString(36);
+const stagingKey = `${PREFIX}staging-${stamp}.bin`;
+const originalKey = `${PREFIX}originals-${stamp}.jpg`;
+const payload = Buffer.from(`g1-smoke-${stamp}-` + 'x'.repeat(1024));
+
+try {
+  // 0. 连通 + 寻址风格
+  await client.send(new HeadBucketCommand({ Bucket: BUCKET }));
+  note('连通/HeadBucket', true, `${forcePathStyle ? 'path-style' : 'virtual-host'} 寻址, region=${REGION}`);
+
+  // 1. presign PUT 直传
+  const putUrl = await getSignedUrl(client, new PutObjectCommand({ Bucket: BUCKET, Key: stagingKey, ContentType: 'image/jpeg' }), { expiresIn: 900 });
+  const putRes = await fetch(putUrl, { method: 'PUT', headers: { 'Content-Type': 'image/jpeg' }, body: payload });
+  note('presign PUT 直传', putRes.ok, putRes.ok ? `${payload.length}B` : `HTTP ${putRes.status}: ${(await putRes.text()).slice(0, 120)}`);
+
+  // 2. head 核验
+  const head1 = await client.send(new HeadObjectCommand({ Bucket: BUCKET, Key: stagingKey }));
+  note('head 核验（字节+类型）', head1.ContentLength === payload.length && String(head1.ContentType).includes('image/jpeg'), `${head1.ContentLength}B ${head1.ContentType}`);
+
+  // 3. presign GET 取回
+  const getUrl = await getSignedUrl(client, new GetObjectCommand({ Bucket: BUCKET, Key: stagingKey }), { expiresIn: 900 });
+  const getRes = await fetch(getUrl);
+  const back = Buffer.from(await getRes.arrayBuffer());
+  note('presign GET 取回一致', getRes.ok && back.equals(payload), getRes.ok ? `${back.length}B` : `HTTP ${getRes.status}`);
+
+  // 4. copyIfAbsent 禁止覆盖语义（head-check + copy + 复核）
+  let destHead = null;
+  try { destHead = await client.send(new HeadObjectCommand({ Bucket: BUCKET, Key: originalKey })); } catch { /* 不存在=正常 */ }
+  if (destHead) throw new Error('目标键已存在（不应发生，时间戳唯一）');
+  await client.send(new CopyObjectCommand({ Bucket: BUCKET, Key: originalKey, CopySource: `/${BUCKET}/${stagingKey}` }));
+  const head2 = await client.send(new HeadObjectCommand({ Bucket: BUCKET, Key: originalKey }));
+  note('受控复制 staging→originals', head2.ContentLength === payload.length, `${head2.ContentLength}B etag=${head2.ETag}`);
+
+  // 5. 幂等重放：第二次 copy 路径（head 命中后跳过）
+  const head3 = await client.send(new HeadObjectCommand({ Bucket: BUCKET, Key: originalKey }));
+  note('幂等重放（head 命中不重拷）', head3.ContentLength === payload.length);
+
+  // 6. 清理
+  await client.send(new DeleteObjectCommand({ Bucket: BUCKET, Key: stagingKey }));
+  await client.send(new DeleteObjectCommand({ Bucket: BUCKET, Key: originalKey }));
+  note('清理测试对象（DeleteObject 权限）', true);
+
+  // 7. 生命周期规则查询（S3 兼容接口可能不支持，仅探测）
+  try {
+    const lc = await client.send(new GetBucketLifecycleConfigurationCommand({ Bucket: BUCKET }));
+    const rules = lc.Rules || [];
+    const risky = rules.filter(r => !r.Filter || JSON.stringify(r.Filter).includes('photo-live') === false);
+    note('生命周期规则', true, rules.length ? `${rules.length} 条规则（需人工核对是否影响 photo-live/ 前缀；受影响规则 ${risky.length} 条待核）` : '无规则');
+  } catch (e) {
+    note('生命周期规则', true, 'S3 兼容口不支持查询——请控制台人工确认（需求 §5 红线）');
+  }
+
+  const pass = results.every(r => r.ok);
+  console.log(`\nG1 冒烟 ${pass ? '全部通过 ✅' : '存在失败 ❌'}`);
+  process.exit(pass ? 0 : 1);
+} catch (e) {
+  note('执行中断', false,
+    `code=${e.Code || e.name} http=${e.$metadata?.httpStatusCode} ` +
+    `reqId=${e.$metadata?.requestId || e.RequestId || '-'} ` +
+    `msg=${(e.Message || e.message || '').slice(0, 160)}`);
+  console.log('\nG1 冒烟失败 ❌');
+  process.exit(1);
+}