Translate a Chinese article to fluent, natural English. Use when user asks to translate an article to English, or 翻译为英文/英语. Triggers for "translate to English", "翻译为英文", "翻译成英语", "English translation".
Translate a Chinese blog post to fluent, natural English that reads as if originally written in English.
The user provides article content — either by pasting text, specifying a file path, or referencing a blog post slug.
For blog posts in this project, content files are in: my-site/content/posts/*.md
Return only the translated markdown content. No translator's notes, no "Translation:" prefix.