diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 5170db5c6..643411bb7 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -1,13 +1,14 @@
 # Contributors
 
-Silo is maintained by the Pigsty community. This file records the people who have contributed to
-this fork since it was established in 2026 — merged code, proposed changes, and the bug reports and
-compatibility findings that shaped the releases.
+Silo is maintained by the Pigsty community. This file records the community members who have
+contributed to this fork since it was established in 2026 — merged code, proposed changes, and every
+issue report or compatibility finding filed against the project.
 
 It is maintained by hand and updated at each release. GitHub's own contributor graph is unavailable
 here because `pgsty/silo` is a fork, so this file — not that page — is the project's attribution
-record. Contributors are listed by GitHub handle. Authorship of every merged commit is preserved in
-the Git history and can be verified with `git log --format='%an <%ae>'`.
+record. Contributors are listed by GitHub handle. Project maintainers and automated accounts are not
+duplicated in this community roll; their work, and authorship of every merged commit, remain in the
+Git history and can be verified with `git log --format='%an <%ae>'`.
 
 Upstream MinIO authorship is recorded separately: this fork derives from
 [`minio/minio`](https://github.com/minio/minio), [`NOTICE`](NOTICE) retains the upstream product
@@ -22,9 +23,9 @@ Contributors whose changes are merged into `main`.
 | [@ZouhairCharef](https://github.com/ZouhairCharef) | Upgraded `go-jose` to v4.1.4 to patch CVE-2026-34986 | [#18](https://github.com/pgsty/silo/pull/18) | [`68e0ba9`](https://github.com/pgsty/silo/commit/68e0ba997) |
 | [@mfredenhagen](https://github.com/mfredenhagen) | Bumped `go.opentelemetry.io` to address CVE-2026-39883 | [#19](https://github.com/pgsty/silo/pull/19) | [`1869bd3`](https://github.com/pgsty/silo/commit/1869bd30b) |
 | [@pinginfo](https://github.com/pinginfo) | Implemented `Flush` on `trackingResponseWriter`, repairing bucket notification streaming | [#34](https://github.com/pgsty/silo/pull/34) | [`65795ee`](https://github.com/pgsty/silo/commit/65795ee1f) |
+| [@ycjlin](https://github.com/ycjlin) | `ListObjects` returns `NoSuchBucket` for a prefix on a missing bucket | [#37](https://github.com/pgsty/silo/pull/37) | [`e9c5340`](https://github.com/pgsty/silo/commit/e9c5340be) |
 | [@waterkip](https://github.com/waterkip) | Repointed documentation links from the upstream domain to the Silo portal | [#41](https://github.com/pgsty/silo/pull/41) | [`d495d30`](https://github.com/pgsty/silo/commit/d495d30d5) |
 | [@Dansyuqri](https://github.com/Dansyuqri) | Added `ChecksumType` to the `CompleteMultipartUpload` response | [#57](https://github.com/pgsty/silo/pull/57) | [`d014a12`](https://github.com/pgsty/silo/commit/d014a12cf) |
-| [@ycjlin](https://github.com/ycjlin) | `ListObjects` returns `NoSuchBucket` for a prefix on a missing bucket | [#37](https://github.com/pgsty/silo/pull/37) | [`e9c5340`](https://github.com/pgsty/silo/commit/e9c5340be) |
 | [@h5vx](https://github.com/h5vx) | Implemented per-bucket CORS: stored configuration, S3 handlers, and request enforcement | [#71](https://github.com/pgsty/silo/pull/71) | [`e4e3007`](https://github.com/pgsty/silo/commit/e4e3007da) |
 
 ## Proposed changes
@@ -34,17 +35,19 @@ differently.
 
 | Contributor | Change | Pull request | Status |
 | :-- | :-- | :-- | :-- |
-| [@magicxor](https://github.com/magicxor) | `DELETE` precondition checks for the `If-Match` header | [#12](https://github.com/pgsty/silo/pull/12) | Open, queued for review |
+| [@sulin37392](https://github.com/sulin37392) | Dependency updates against the fork | [#8](https://github.com/pgsty/silo/pull/8) | Closed |
+| [@magicxor](https://github.com/magicxor) | `DELETE` precondition checks for the `If-Match` header | [#12](https://github.com/pgsty/silo/pull/12) | Open; changes requested |
 | [@davinkevin](https://github.com/davinkevin) | Distroless-based Docker image variant | [#21](https://github.com/pgsty/silo/pull/21) | Superseded by the distroless variant shipped in RELEASE.2026-08-06, which the PR anticipated by four months |
 | [@lem21h](https://github.com/lem21h) | Assorted fixes and improvements | [#36](https://github.com/pgsty/silo/pull/36) | Closed |
-| [@sulin37392](https://github.com/sulin37392) | Dependency updates against the fork | [#8](https://github.com/pgsty/silo/pull/8) | Closed |
+| [@metaneutrons](https://github.com/metaneutrons) | Separate `DeleteObject` and `DeleteObjectVersion` authorization for explicit versions | [#59](https://github.com/pgsty/silo/pull/59) | Closed; the proposal informed the implementation shipped in [#104](https://github.com/pgsty/silo/pull/104) |
+| [@mrjavadseydi](https://github.com/mrjavadseydi) | Access-frequency ILM for moving hot objects between server pools | [#60](https://github.com/pgsty/silo/pull/60) | Open |
 
 ## Reports
 
 Bug reports, compatibility findings, and proposals filed against this fork. Several shipped fixes
 trace directly back to these: the bundled-client guarantee (#4, #9), the LDAP-over-TLS repair (#15),
-the completed native package payload (#33), GPG-signed RPMs (#43), and the upstream migration guide
-(#42).
+the completed native package payload (#33), GPG-signed RPMs (#43), the upstream migration guide
+(#42), and explicit-version delete authorization (#58).
 
 | Contributor | Reported |
 | :-- | :-- |
@@ -62,7 +65,7 @@ the completed native package payload (#33), GPG-signed RPMs (#43), and the upstr
 | [@vampywiz17](https://github.com/vampywiz17) | [#15](https://github.com/pgsty/silo/issues/15) LDAP TLS regression breaking Console login on Kubernetes |
 | [@davinkevin](https://github.com/davinkevin) | [#20](https://github.com/pgsty/silo/issues/20) Renovate for automated dependency updates |
 | [@chalukyaj](https://github.com/chalukyaj) | [#30](https://github.com/pgsty/silo/issues/30) Silo Operator discoverability |
-| [@cbornet](https://github.com/cbornet) | [#31](https://github.com/pgsty/silo/issues/31) Multipart uploads with `FULL_OBJECT` CRC32 · [#32](https://github.com/pgsty/silo/issues/32) `ListObjects` bucket-existence semantics |
+| [@cbornet](https://github.com/cbornet) | [#31](https://github.com/pgsty/silo/issues/31) Multipart uploads with `FULL_OBJECT` CRC32 · [#32](https://github.com/pgsty/silo/issues/32) `ListObjects` bucket-existence semantics · [#107](https://github.com/pgsty/silo/issues/107) Chunked `PutObject` with `checksumType` |
 | [@jvasile](https://github.com/jvasile) | [#33](https://github.com/pgsty/silo/issues/33) `.deb` missing user, group, and default files |
 | [@Kesavaambati](https://github.com/Kesavaambati) | [#35](https://github.com/pgsty/silo/issues/35) Community support for the Docker images |
 | [@redfoxfox](https://github.com/redfoxfox) | [#38](https://github.com/pgsty/silo/issues/38) Chinese documentation site unreachable |
@@ -70,10 +73,15 @@ the completed native package payload (#33), GPG-signed RPMs (#43), and the upstr
 | [@meesudzu](https://github.com/meesudzu) | [#42](https://github.com/pgsty/silo/issues/42) Migration guide from upstream MinIO |
 | [@pmezhuev](https://github.com/pmezhuev) | [#43](https://github.com/pgsty/silo/issues/43) RPM package missing its GPG signature |
 | [@kh0mka](https://github.com/kh0mka) | [#51](https://github.com/pgsty/silo/issues/51) Inter-node I/O timeout in `ReadFileStreamHandler` |
+| [@metaneutrons](https://github.com/metaneutrons) | [#58](https://github.com/pgsty/silo/issues/58) Explicit object-version delete authorization |
+| [@bagutzu](https://github.com/bagutzu) | [#61](https://github.com/pgsty/silo/issues/61) KES-compatible external KMS support, including OpenBao |
+| [@liuhaodongliu990-cmyk](https://github.com/liuhaodongliu990-cmyk) | [#62](https://github.com/pgsty/silo/issues/62) Indeterminate progress for prefix downloads |
+| [@sargarass](https://github.com/sargarass) | [#79](https://github.com/pgsty/silo/issues/79) `ListMultipartUploads` prefix and pagination semantics |
+| [@mumu-lab](https://github.com/mumu-lab) | [#106](https://github.com/pgsty/silo/issues/106) Bucket quota metric reads a deprecated field |
 
 ## Adding yourself
 
 Contributions are accepted inbound=outbound under AGPL-3.0-or-later with no CLA; see
-[`CONTRIBUTING.md`](CONTRIBUTING.md). Merged pull requests are added here at the next release. If a
-contribution is missing or recorded incorrectly, open an issue or say so on the pull request and it
-will be fixed.
+[`CONTRIBUTING.md`](CONTRIBUTING.md). Issue and pull-request authors are added whenever this record
+is refreshed; merged changes move into the Code section. If a contribution is missing or recorded
+incorrectly, open an issue or say so on the pull request and it will be fixed.
diff --git a/README.md b/README.md
index 2aee0f695..b73ea6a9b 100644
--- a/README.md
+++ b/README.md
@@ -95,30 +95,43 @@ Report vulnerabilities privately as described in [`SECURITY.md`](SECURITY.md); e
 
 ## Contributors
 
+The cards highlight community changes merged into `main`; the avatar wall includes every other
+community member who has opened an issue or pull request.
+
 <table>
   <tr>
     <td align="center" width="150">
-      <a href="https://github.com/ZouhairCharef"><img src="https://github.com/ZouhairCharef.png?size=100" width="72" alt="ZouhairCharef"><br><sub><b>@ZouhairCharef</b></sub></a><br><sub>CVE-2026-34986</sub>
+      <a href="https://github.com/h5vx"><img src="https://github.com/h5vx.png?size=100" width="72" alt="h5vx"><br><sub><b>@h5vx</b></sub></a><br><sub>Per-bucket CORS · <a href="https://github.com/pgsty/silo/pull/71">#71</a></sub>
     </td>
     <td align="center" width="150">
-      <a href="https://github.com/mfredenhagen"><img src="https://github.com/mfredenhagen.png?size=100" width="72" alt="mfredenhagen"><br><sub><b>@mfredenhagen</b></sub></a><br><sub>CVE-2026-39883</sub>
+      <a href="https://github.com/ycjlin"><img src="https://github.com/ycjlin.png?size=100" width="72" alt="ycjlin"><br><sub><b>@ycjlin</b></sub></a><br><sub>Missing-bucket listing · <a href="https://github.com/pgsty/silo/pull/37">#37</a></sub>
     </td>
     <td align="center" width="150">
-      <a href="https://github.com/pinginfo"><img src="https://github.com/pinginfo.png?size=100" width="72" alt="pinginfo"><br><sub><b>@pinginfo</b></sub></a><br><sub>Notification streaming</sub>
+      <a href="https://github.com/Dansyuqri"><img src="https://github.com/Dansyuqri.png?size=100" width="72" alt="Dansyuqri"><br><sub><b>@Dansyuqri</b></sub></a><br><sub>Multipart checksum type · <a href="https://github.com/pgsty/silo/pull/57">#57</a></sub>
     </td>
     <td align="center" width="150">
-      <a href="https://github.com/waterkip"><img src="https://github.com/waterkip.png?size=100" width="72" alt="waterkip"><br><sub><b>@waterkip</b></sub></a><br><sub>Documentation links</sub>
+      <a href="https://github.com/pinginfo"><img src="https://github.com/pinginfo.png?size=100" width="72" alt="pinginfo"><br><sub><b>@pinginfo</b></sub></a><br><sub>Notification streaming · <a href="https://github.com/pgsty/silo/pull/34">#34</a></sub>
+    </td>
+  </tr>
+  <tr>
+    <td align="center" width="150">
+      <a href="https://github.com/ZouhairCharef"><img src="https://github.com/ZouhairCharef.png?size=100" width="72" alt="ZouhairCharef"><br><sub><b>@ZouhairCharef</b></sub></a><br><sub>CVE-2026-34986 · <a href="https://github.com/pgsty/silo/pull/18">#18</a></sub>
+    </td>
+    <td align="center" width="150">
+      <a href="https://github.com/mfredenhagen"><img src="https://github.com/mfredenhagen.png?size=100" width="72" alt="mfredenhagen"><br><sub><b>@mfredenhagen</b></sub></a><br><sub>CVE-2026-39883 · <a href="https://github.com/pgsty/silo/pull/19">#19</a></sub>
+    </td>
+    <td align="center" width="150">
+      <a href="https://github.com/waterkip"><img src="https://github.com/waterkip.png?size=100" width="72" alt="waterkip"><br><sub><b>@waterkip</b></sub></a><br><sub>Documentation links · <a href="https://github.com/pgsty/silo/pull/41">#41</a></sub>
     </td>
   </tr>
 </table>
 <p>
 <a href="https://github.com/magicxor"><img src="https://github.com/magicxor.png?size=64" width="44" alt="magicxor" title="@magicxor"></a>
-<a href="https://github.com/ycjlin"><img src="https://github.com/ycjlin.png?size=64" width="44" alt="ycjlin" title="@ycjlin"></a>
-<a href="https://github.com/h5vx"><img src="https://github.com/h5vx.png?size=64" width="44" alt="h5vx" title="@h5vx"></a>
-<a href="https://github.com/Dansyuqri"><img src="https://github.com/Dansyuqri.png?size=64" width="44" alt="Dansyuqri" title="@Dansyuqri"></a>
 <a href="https://github.com/davinkevin"><img src="https://github.com/davinkevin.png?size=64" width="44" alt="davinkevin" title="@davinkevin"></a>
 <a href="https://github.com/lem21h"><img src="https://github.com/lem21h.png?size=64" width="44" alt="lem21h" title="@lem21h"></a>
 <a href="https://github.com/sulin37392"><img src="https://github.com/sulin37392.png?size=64" width="44" alt="sulin37392" title="@sulin37392"></a>
+<a href="https://github.com/metaneutrons"><img src="https://github.com/metaneutrons.png?size=64" width="44" alt="metaneutrons" title="@metaneutrons"></a>
+<a href="https://github.com/mrjavadseydi"><img src="https://github.com/mrjavadseydi.png?size=64" width="44" alt="mrjavadseydi" title="@mrjavadseydi"></a>
 <a href="https://github.com/mosesdd"><img src="https://github.com/mosesdd.png?size=64" width="44" alt="mosesdd" title="@mosesdd"></a>
 <a href="https://github.com/Xavier-777"><img src="https://github.com/Xavier-777.png?size=64" width="44" alt="Xavier-777" title="@Xavier-777"></a>
 <a href="https://github.com/jiadzh"><img src="https://github.com/jiadzh.png?size=64" width="44" alt="jiadzh" title="@jiadzh"></a>
@@ -139,9 +152,13 @@ Report vulnerabilities privately as described in [`SECURITY.md`](SECURITY.md); e
 <a href="https://github.com/meesudzu"><img src="https://github.com/meesudzu.png?size=64" width="44" alt="meesudzu" title="@meesudzu"></a>
 <a href="https://github.com/pmezhuev"><img src="https://github.com/pmezhuev.png?size=64" width="44" alt="pmezhuev" title="@pmezhuev"></a>
 <a href="https://github.com/kh0mka"><img src="https://github.com/kh0mka.png?size=64" width="44" alt="kh0mka" title="@kh0mka"></a>
+<a href="https://github.com/bagutzu"><img src="https://github.com/bagutzu.png?size=64" width="44" alt="bagutzu" title="@bagutzu"></a>
+<a href="https://github.com/liuhaodongliu990-cmyk"><img src="https://github.com/liuhaodongliu990-cmyk.png?size=64" width="44" alt="liuhaodongliu990-cmyk" title="@liuhaodongliu990-cmyk"></a>
+<a href="https://github.com/sargarass"><img src="https://github.com/sargarass.png?size=64" width="44" alt="sargarass" title="@sargarass"></a>
+<a href="https://github.com/mumu-lab"><img src="https://github.com/mumu-lab.png?size=64" width="44" alt="mumu-lab" title="@mumu-lab"></a>
 </p>
 
-GitHub does not generate a contributor graph for forks, so [`CONTRIBUTORS.md`](CONTRIBUTORS.md) — not the Insights page — is this project's attribution record. It names everyone alongside the change or report they contributed.
+GitHub does not generate a contributor graph for forks, so [`CONTRIBUTORS.md`](CONTRIBUTORS.md) — not the Insights page — is this project's attribution record. It names all 37 community contributors alongside the change or report they contributed.
 
 ## Background
 
diff --git a/README_ZH.md b/README_ZH.md
index ee2bf2ea4..338939142 100644
--- a/README_ZH.md
+++ b/README_ZH.md
@@ -95,30 +95,42 @@ S3 API、`MINIO_*` 环境变量、`minio_*` 指标、`x-minio-*` 头、`/minio/*
 
 ## 贡献者
 
+上方卡片展示已合入 `main` 的社区贡献；下方头像墙收录其他所有提交过 issue 或 PR 的社区成员。
+
 <table>
   <tr>
     <td align="center" width="150">
-      <a href="https://github.com/ZouhairCharef"><img src="https://github.com/ZouhairCharef.png?size=100" width="72" alt="ZouhairCharef"><br><sub><b>@ZouhairCharef</b></sub></a><br><sub>CVE-2026-34986</sub>
+      <a href="https://github.com/h5vx"><img src="https://github.com/h5vx.png?size=100" width="72" alt="h5vx"><br><sub><b>@h5vx</b></sub></a><br><sub>单桶 CORS · <a href="https://github.com/pgsty/silo/pull/71">#71</a></sub>
     </td>
     <td align="center" width="150">
-      <a href="https://github.com/mfredenhagen"><img src="https://github.com/mfredenhagen.png?size=100" width="72" alt="mfredenhagen"><br><sub><b>@mfredenhagen</b></sub></a><br><sub>CVE-2026-39883</sub>
+      <a href="https://github.com/ycjlin"><img src="https://github.com/ycjlin.png?size=100" width="72" alt="ycjlin"><br><sub><b>@ycjlin</b></sub></a><br><sub>缺失桶列举语义 · <a href="https://github.com/pgsty/silo/pull/37">#37</a></sub>
     </td>
     <td align="center" width="150">
-      <a href="https://github.com/pinginfo"><img src="https://github.com/pinginfo.png?size=100" width="72" alt="pinginfo"><br><sub><b>@pinginfo</b></sub></a><br><sub>桶通知流式输出</sub>
+      <a href="https://github.com/Dansyuqri"><img src="https://github.com/Dansyuqri.png?size=100" width="72" alt="Dansyuqri"><br><sub><b>@Dansyuqri</b></sub></a><br><sub>分片上传校验类型 · <a href="https://github.com/pgsty/silo/pull/57">#57</a></sub>
     </td>
     <td align="center" width="150">
-      <a href="https://github.com/waterkip"><img src="https://github.com/waterkip.png?size=100" width="72" alt="waterkip"><br><sub><b>@waterkip</b></sub></a><br><sub>文档链接修正</sub>
+      <a href="https://github.com/pinginfo"><img src="https://github.com/pinginfo.png?size=100" width="72" alt="pinginfo"><br><sub><b>@pinginfo</b></sub></a><br><sub>桶通知流式输出 · <a href="https://github.com/pgsty/silo/pull/34">#34</a></sub>
+    </td>
+  </tr>
+  <tr>
+    <td align="center" width="150">
+      <a href="https://github.com/ZouhairCharef"><img src="https://github.com/ZouhairCharef.png?size=100" width="72" alt="ZouhairCharef"><br><sub><b>@ZouhairCharef</b></sub></a><br><sub>CVE-2026-34986 · <a href="https://github.com/pgsty/silo/pull/18">#18</a></sub>
+    </td>
+    <td align="center" width="150">
+      <a href="https://github.com/mfredenhagen"><img src="https://github.com/mfredenhagen.png?size=100" width="72" alt="mfredenhagen"><br><sub><b>@mfredenhagen</b></sub></a><br><sub>CVE-2026-39883 · <a href="https://github.com/pgsty/silo/pull/19">#19</a></sub>
+    </td>
+    <td align="center" width="150">
+      <a href="https://github.com/waterkip"><img src="https://github.com/waterkip.png?size=100" width="72" alt="waterkip"><br><sub><b>@waterkip</b></sub></a><br><sub>文档链接修正 · <a href="https://github.com/pgsty/silo/pull/41">#41</a></sub>
     </td>
   </tr>
 </table>
 <p>
 <a href="https://github.com/magicxor"><img src="https://github.com/magicxor.png?size=64" width="44" alt="magicxor" title="@magicxor"></a>
-<a href="https://github.com/ycjlin"><img src="https://github.com/ycjlin.png?size=64" width="44" alt="ycjlin" title="@ycjlin"></a>
-<a href="https://github.com/h5vx"><img src="https://github.com/h5vx.png?size=64" width="44" alt="h5vx" title="@h5vx"></a>
-<a href="https://github.com/Dansyuqri"><img src="https://github.com/Dansyuqri.png?size=64" width="44" alt="Dansyuqri" title="@Dansyuqri"></a>
 <a href="https://github.com/davinkevin"><img src="https://github.com/davinkevin.png?size=64" width="44" alt="davinkevin" title="@davinkevin"></a>
 <a href="https://github.com/lem21h"><img src="https://github.com/lem21h.png?size=64" width="44" alt="lem21h" title="@lem21h"></a>
 <a href="https://github.com/sulin37392"><img src="https://github.com/sulin37392.png?size=64" width="44" alt="sulin37392" title="@sulin37392"></a>
+<a href="https://github.com/metaneutrons"><img src="https://github.com/metaneutrons.png?size=64" width="44" alt="metaneutrons" title="@metaneutrons"></a>
+<a href="https://github.com/mrjavadseydi"><img src="https://github.com/mrjavadseydi.png?size=64" width="44" alt="mrjavadseydi" title="@mrjavadseydi"></a>
 <a href="https://github.com/mosesdd"><img src="https://github.com/mosesdd.png?size=64" width="44" alt="mosesdd" title="@mosesdd"></a>
 <a href="https://github.com/Xavier-777"><img src="https://github.com/Xavier-777.png?size=64" width="44" alt="Xavier-777" title="@Xavier-777"></a>
 <a href="https://github.com/jiadzh"><img src="https://github.com/jiadzh.png?size=64" width="44" alt="jiadzh" title="@jiadzh"></a>
@@ -139,9 +151,13 @@ S3 API、`MINIO_*` 环境变量、`minio_*` 指标、`x-minio-*` 头、`/minio/*
 <a href="https://github.com/meesudzu"><img src="https://github.com/meesudzu.png?size=64" width="44" alt="meesudzu" title="@meesudzu"></a>
 <a href="https://github.com/pmezhuev"><img src="https://github.com/pmezhuev.png?size=64" width="44" alt="pmezhuev" title="@pmezhuev"></a>
 <a href="https://github.com/kh0mka"><img src="https://github.com/kh0mka.png?size=64" width="44" alt="kh0mka" title="@kh0mka"></a>
+<a href="https://github.com/bagutzu"><img src="https://github.com/bagutzu.png?size=64" width="44" alt="bagutzu" title="@bagutzu"></a>
+<a href="https://github.com/liuhaodongliu990-cmyk"><img src="https://github.com/liuhaodongliu990-cmyk.png?size=64" width="44" alt="liuhaodongliu990-cmyk" title="@liuhaodongliu990-cmyk"></a>
+<a href="https://github.com/sargarass"><img src="https://github.com/sargarass.png?size=64" width="44" alt="sargarass" title="@sargarass"></a>
+<a href="https://github.com/mumu-lab"><img src="https://github.com/mumu-lab.png?size=64" width="44" alt="mumu-lab" title="@mumu-lab"></a>
 </p>
 
-GitHub 不为 fork 仓库生成贡献者图表，因此 [`CONTRIBUTORS.md`](CONTRIBUTORS.md)（而非 Insights 页面）才是本项目的署名记录，其中逐一记录了每个人对应的改动或报告。
+GitHub 不为 fork 仓库生成贡献者图表，因此 [`CONTRIBUTORS.md`](CONTRIBUTORS.md)（而非 Insights 页面）才是本项目的署名记录，其中逐一记录了全部 37 位社区贡献者对应的改动或报告。
 
 ## 背景