enhance(frontend): blueskyの投稿埋め込み表示に対応

[kakkokari-gtyih]

What

Why

Fix #14931

Additional info (optional)

• この変更で翻訳の expandTweet はXのポストだけを指すものではなくなるので、全体の翻訳を当て直すためにkeyを変更した
• summalyは別途対応が必要 Blueskyのプレビューが表示できない summaly#32

Checklist

• Read the contribution guide
• Test working in a local environment
• (If needed) Add story of storybook
• (If needed) Update CHANGELOG.md
• (If possible) Add tests

[codecov]

Codecov Report

Attention: Patch coverage is 36.90476% with 53 lines in your changes missing coverage. Please review.

Project coverage is 19.33%. Comparing base (eddf6a2) to head (fdb3803).
Report is 3 commits behind head on develop.

Files with missing lines	Patch %	Lines
packages/frontend/src/components/MkUrlPreview.vue	36.90%	53 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff            @@
##           develop   #14933   +/-   ##
========================================
  Coverage    19.33%   19.33%           
========================================
  Files          728      728           
  Lines       103800   103865   +65     
  Branches       991      993    +2     
========================================
+ Hits         20066    20080   +14     
- Misses       83180    83231   +51     
  Partials       554      554           

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[kakkokari-gtyih]

コンフリクト解消

[saschanaz]

コンフリクト解消

コンフリクトまた起きてしまってまして

[saschanaz]

embed.bsky.appとほぼ同じ行動してるのでいいと思います

（didの部分はちょっと面倒）

[kakkokari-gtyih]

コンフリクト解消

[saschanaz]

動き確認しました

[saschanaz]

（bsky、ダークモードをサポートしないのが不満）

[kakkokari-gtyih]

コンフリクト解消

[saschanaz]

（そろそろマージしてもいいかと）