• Context-Aware Symbol Handling
  • Operators (= + - * / < > & ^): ALWAYS add spaces when CJK is present
  • Separators (_ |): NEVER add spaces regardless of context
  • Dual-behavior slash /: Single occurrence = operator, multiple = separator
• Smart Pattern Recognition
  • Compound words: state-of-the-art, GPT-5, claude-4-opus preserved
  • Programming terms: C++, A+, i++, D-, C#, F# handled correctly
  • File paths: Unix (/usr/bin, src/main.py) and Windows (C:\Users\) protected
  • Special brackets: () [] {} <> with content-aware spacing
• Function call spacing: a.getB() no longer becomes a.getB ()
• HTML tag attributes: Proper spacing around = in attributes
• Input field auto-spacing: Fixed to prevent breaking form functionality (#158)
• Pipe character |: Now correctly treated as separator (#194)
• Filesystem paths: Special characters in paths preserved (#209, #218, #219)

• Migrated from XPath to TreeWalker API
• MutationObserver with idle processing for dynamic content
• CSS visibility check for hidden elements (sr-only, visually-hidden)

No task in progress

• New feature: 為什麼你們就是不能拼對大小寫呢？

• Change icon or badge to reflect the current spacing_mode
• CSS Visibility detector with chrome.declarativeContent.PageStateMatcher({css: [".hide"]})?
• Fix issue #155 - DO NOT spacing URL
  • https://xxxxx/不要加空格.html
  • https://%E5%A6%82
• Fix issue #201 - Spaces between image-separated text
• Fix issue #173 - Full-width quotes spacing, 「」 and 『』
• Fix issue #169 - YouTube title persistence
• Fix issue #207 - Bilibili upload page layout breaking

• Add CSS text-autospace instructions in options page (Reason: Native browser feature is faster)
• Handle HTML comment spacing: <!-- content -->
• Fix issue #161 #216 - Comprehensive Markdown support