feat: add HideText 隐藏图生成 plugin

[chenyujing1234-netizen]

📝 信息 | Information

✅ 检查列表 | Checklist:

• 我已阅读了 Readme.md
• 描述是用英文编写的。
• meta.json 和 plugin-template.json 没有被修改过。
• entry 放置在 src 目录中，并且使用 .json 文件扩展名。

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• I have read the Readme.md
• The description is written in English.
• The meta.json and plugin-template.json have not been modified.
• The entry is placed in the src directory with the .json file extension.

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