Update README

.github/ISSUE_TEMPLATE/1-bug_report.yml

@@ -11,14 +11,14 @@ body:
         **Before you submit the issue, please make sure of the following checklist**:
         1. Yes, I'm using the latest release and can reproduce the issue. Issues that are not in the latest version will be closed directly.
         2. Yes, I've searched for [existing issues](https://github.com/certimate-go/certimate/issues) (including closed ones) on GitHub and didn't find any similar.
-        3. Yes, I've read the [documentation](https://docs.certimate.me/en/) and didn't find any similar.
+        3. Yes, I've read the [documentation](https://docs.certimate.me/en-US/) and didn't find any similar.
         4. Please describe the problem in detail according to the template specification, otherwise the issue will be closed directly.
         5. Please limit one report per issue.
 
         **在提交 Issue 之前，请确认以下事项**：
         1. 我**确认**已尝试过使用当前最新版本，并能复现问题。由于开发者精力有限，非当前最新版本的问题将被直接关闭，感谢理解。
         2. 我**确认**已搜索过[已有的 Issues](https://github.com/certimate-go/certimate/issues)（包括已关闭的），没有类似的问题。
-        3. 我**确认**已阅读过[文档](https://docs.certimate.me/)，没有类似的问题。
+        3. 我**确认**已阅读过[文档](https://docs.certimate.me/zh-CN/)，没有类似的问题。
         4. 请**务必**按照模板规范详细描述问题，否则 Issue 将会被直接关闭。
         5. 请保持每个 Issue 只包含一个缺陷报告。如果有多个缺陷，请分别提交 Issue。
 

.github/ISSUE_TEMPLATE/2-feature_request.yml

@@ -11,14 +11,14 @@ body:
         **Before you submit the issue, please make sure of the following checklist**:
         1. Yes, I'm using the latest release.
         2. Yes, I've searched for [existing issues](https://github.com/certimate-go/certimate/issues) (including closed ones) on GitHub and didn't find any similar.
-        3. Yes, I've read the [documentation](https://docs.certimate.me/en/) and didn't find any similar.
+        3. Yes, I've read the [documentation](https://docs.certimate.me/en-US/) and didn't find any similar.
         4. Please describe the problem in detail according to the template specification, otherwise the issue will be closed directly.
         5. Please limit one request per issue.
 
         **在提交 Issue 之前，请确认以下事项**：
         1. 我**确认**是基于当前最新大版本而提出的新功能请求或改进意见。
         2. 我**确认**已搜索过[已有的 Issues](https://github.com/certimate-go/certimate/issues)（包括已关闭的），没有类似的问题。
-        3. 我**确认**已阅读过[文档](https://docs.certimate.me/)，没有类似的问题。
+        3. 我**确认**已阅读过[文档](https://docs.certimate.me/zh-CN/)，没有类似的问题。
         4. 请**务必**按照模板规范详细描述问题，否则 Issue 将会被直接关闭。
         5. 请保持每个 Issue 只包含一个功能请求。如果有多个需求，请分别提交 Issue。
 

.github/ISSUE_TEMPLATE/3-questions.yml

@@ -9,14 +9,14 @@ body:
         **Before you submit the issue, please make sure of the following checklist**:
         1. Yes, I'm using the latest release.
         2. Yes, I've searched for [existing issues](https://github.com/certimate-go/certimate/issues) (including closed ones) on GitHub and didn't find any similar.
-        3. Yes, I've read the [documentation](https://docs.certimate.me/en/) and didn't find any similar.
+        3. Yes, I've read the [documentation](https://docs.certimate.me/en-US/) and didn't find any similar.
         4. Please describe the problem in detail according to the template specification, otherwise the issue will be closed directly.
         5. Please limit one question per issue.
 
         **在提交 Issue 之前，请确认以下事项**：
         1. 我**确认**正在使用的是当前最新版本。
         2. 我**确认**已搜索过[已有的 Issues](https://github.com/certimate-go/certimate/issues)（包括已关闭的），没有类似的问题。
-        3. 我**确认**已阅读过[文档](https://docs.certimate.me/)，没有类似的问题。
+        3. 我**确认**已阅读过[文档](https://docs.certimate.me/zh-CN/)，没有类似的问题。
         4. 请**务必**按照模板规范详细描述问题，否则 Issue 将会被直接关闭。
         5. 请保持每个 Issue 只包含一个问题求助。如果有多个问题，请分别提交 Issue。
 

.github/pull_request_template.md

@@ -1,7 +1,7 @@
 <!--
 
 IMPORTANT! Before opening a Pull Request:
-  - Please ensure you have read the `CONTRIBUTING_EN.md` in the repository.
+  - Please ensure you have read the `CONTRIBUTING.md` in the repository.
   - Please ensure you have opened an issue first, and got feedback from the maintainers.
   - Please ensure you are **NOT** fork within a GitHub organization, to [allowing edits by maintainers](https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/working-with-forks/allowing-changes-to-a-pull-request-branch-created-from-a-fork).
   - By submitting this pull request, you agree to license your contributions under the terms of the MIT License.
@@ -9,7 +9,7 @@ IMPORTANT! Before opening a Pull Request:
 ---
 
 重要必读！在提交 PR 之前：
-  - 请确保已阅读仓库根目录下的 `CONTRIBUTING.md` 贡献指南。
+  - 请确保已阅读仓库根目录下的 `CONTRIBUTING_zh.md` 贡献指南。
   - 请确保已创建了一个关联的 Issue，并等待来自维护者的反馈。
   - 请确保使用的是个人 fork、而非组织 fork 来创建 PR，以便维护者可以[编辑拉取请求](https://docs.github.com/zh/pull-requests/collaborating-with-pull-requests/working-with-forks/allowing-changes-to-a-pull-request-branch-created-from-a-fork)。
   - 提交本 PR 即表示，您同意可依据 MIT 许可协议的相关条款对您的贡献进行授权。

.github/workflows/release.yml

@@ -185,11 +185,8 @@ jobs:
             tmpdir=$(mktemp -d)
             cp "$bin" "${tmpdir}/${entrypoint}"
             cp ../LICENSE "$tmpdir/LICENSE"
-            cp ../README.md "$tmpdir/README_zhCN.md"
-            cp ../README_EN.md "$tmpdir/README_enUS.md"
+            cp ../README.md "$tmpdir/README.md"
             cp ../CHANGELOG.md "$tmpdir/CHANGELOG.md"
-            sed -i 's/README_EN\.md/README_enUS.md/g' "$tmpdir/README_zhCN.md"
-            sed -i 's/README\.md/README_zhCN.md/g' "$tmpdir/README_enUS.md"
 
             if [[ "$bin" == *".exe" ]]; then
               zip -j "${bin%.exe}.zip" "$tmpdir"/*