chore: bump version to 0.1.21

[wjyrich]

update changelog to 0.1.21

Summary by Sourcery

Chores:

• Update Debian changelog entry to version 0.1.21

[github-actions]

TAG Bot

TAG: 0.1.21
EXISTED: no
DISTRIBUTION: unstable

[sourcery-ai]

Reviewer's guide (collapsed on small PRs)

Reviewer's Guide

This PR updates the project version to 0.1.21 by bumping the version number in the Debian changelog.

File-Level Changes

Change	Details	Files
Bump version to 0.1.21 in changelog	Updated version header from 0.1.20 to 0.1.21 Adjusted changelog entry to reflect the new release	debian/changelog

---

Tips and commands

Interacting with Sourcery

• Trigger a new review: Comment @sourcery-ai review on the pull request.
• Continue discussions: Reply directly to Sourcery's review comments.
• Generate a GitHub issue from a review comment: Ask Sourcery to create an
  issue from a review comment by replying to it. You can also reply to a
  review comment with @sourcery-ai issue to create an issue from it.
• Generate a pull request title: Write @sourcery-ai anywhere in the pull
  request title to generate a title at any time. You can also comment
  @sourcery-ai title on the pull request to (re-)generate the title at any time.
• Generate a pull request summary: Write @sourcery-ai summary anywhere in
  the pull request body to generate a PR summary at any time exactly where you
  want it. You can also comment @sourcery-ai summary on the pull request to
  (re-)generate the summary at any time.
• Generate reviewer's guide: Comment @sourcery-ai guide on the pull
  request to (re-)generate the reviewer's guide at any time.
• Resolve all Sourcery comments: Comment @sourcery-ai resolve on the
  pull request to resolve all Sourcery comments. Useful if you've already
  addressed all the comments and don't want to see them anymore.
• Dismiss all Sourcery reviews: Comment @sourcery-ai dismiss on the pull
  request to dismiss all existing Sourcery reviews. Especially useful if you
  want to start fresh with a new review - don't forget to comment
  @sourcery-ai review to trigger a new review!

Customizing Your Experience

Access your dashboard to:

• Enable or disable review features such as the Sourcery-generated pull request
  summary, the reviewer's guide, and others.
• Change the review language.
• Add, remove or edit custom review instructions.
• Adjust other review settings.

Getting Help

• Contact our support team for questions or feedback.
• Visit our documentation for detailed guides and information.
• Keep in touch with the Sourcery team by following us on X/Twitter, LinkedIn or GitHub.

[sourcery-ai]

Hey there - I've reviewed your changes and they look great!

---

Sourcery is free for open source - if you like our reviews please consider sharing them ✨

• X
• Mastodon
• LinkedIn
• Facebook

_{Help me be more useful! Please click 👍 or 👎 on each comment and I'll use the feedback to improve your reviews.}

[deepin-ci-robot]

deepin pr auto review

根据提供的git diff内容，我看到这是对debian/changelog文件的修改。让我对这个变更进行分析和审查：

1. 语法逻辑：

• changelog文件的格式符合Debian标准，包含包名、版本号、发行版和紧急程度
• 每个条目都有正确的格式：包名(版本) 发行版; 紧急程度
• 变更描述使用了标准的"* 类型: 描述"格式
• 维护者信息和时间戳格式正确

2. 代码质量：

• 变更描述清晰简洁，使用了"fix"和"i18n"明确标识了变更类型
• 提供了相关的issue引用(Translations update from Hosted Weblate #50)，便于追踪
• 维护者信息完整，包含姓名和邮箱

3. 代码性能：

• changelog文件不涉及性能问题，因为它只是记录变更历史

4. 代码安全：

• changelog文件不涉及安全问题

改进建议：

1. 建议在变更描述中提供更详细的信息，例如：

   • "fix: add translations" 可以具体说明添加了哪些语言的翻译
   • "i18n: Translations update" 可以说明更新了多少种语言的翻译

2. 建议添加更具体的变更时间戳，当前显示的是"Thu, 25 Sep 2025 17:40:47 +0800"，这个日期是未来的日期，可能需要确认是否正确

3. 建议在翻译更新时，可以注明翻译的覆盖率或新增的翻译条目数量，这样可以让其他开发者更好地了解变更的影响范围

总体来说，这个变更的格式是正确的，符合Debian的规范。只需要在描述信息上可以更加详细一些，以便更好地追踪和记录变更历史。

[deepin-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: 18202781743, wjyrich

The full list of commands accepted by this bot can be found here.

Details

Needs approval from an approver in each of these files:

• debian/deepin/OWNERS

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment