: missing (Files specific to Bluefin) using https://writewithharper.com/editor

**The Error**
: missing ("Files specific to Bluefin") using https://writewithharper.com/editor

"Files specific to Bluefin:

GNOME desktop settings and theming
Bluefin wallpapers and branding
Desktop-specific environment variables
GNOME Initial Setup configuration"

**Examples (2-3):**
1.
2.

**References**
In U.S. English, a colon (:) is used to introduce a list, a quote, or an explanation.

A colon is primarily used in the following situations:

To introduce a list: For example, "You will need the following items: a pen, paper, and a ruler."

To introduce a quote: For example, "She said: 'I will be there soon.'"

To provide an explanation or elaboration: For example, "He had one goal: to win the championship."

**Potential Edge Cases**
When might this not apply?

Reproduce the missing-colon report in https://writewithharper.com/editor using the provided “Files specific to Bluefin” text, then trace the Rust grammar rule that handles lists, quotes, and explanations. Done means the colon is reported where appropriate and the relevant edge cases are covered; the issue currently provides no concrete examples or test path.

Written by the indexing model from the issue text.