* Update Copyright 2024 to 2025.
* Fix the flex of .profile-cell for mobile devices.
* Update performance_evaluation.md
* 抛出 -> 给出
* Sync zh and zh-hant version.
* Improve the landing page of the English version.
* Bug fixes
* Fix readme-typing-svg
* Update readme-typing-svg
* Bug fixes
* sync zh and zh-hant versions.
* Sync zh and zh-hant versions.
* Remove the polyfill.io link from mkdocs.yml
* Update contributors' info for code reviewers and en/zh-hant versions reviewers.
* Fix graph.md
* Update avatars for English version reviewers.
* Sync zh and zh-hant versions.
* Fix two_sum_brute_force.png
* Sync zh and zh-hant versions.
Optimize structrue of index.html.
* Format index.html