fix: remove block comments containing closing delimiter causing babel parse errors

JSDoc blocks in typst-decorations.ts and quarto-decorations.ts contained
*/ sequences inside them, which Babel's parser treats as terminating the
block comment prematurely.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

services/web/frontend/js/features/source-editor/extensions/visual/quarto-decorations.ts

@@ -9,10 +9,6 @@ import { syntaxTree } from '@codemirror/language'
 import { Tree } from '@lezer/common'
 import { selectionIntersects } from './selection'
 
-/**
- * Returns true when the node range should have its markers hidden:
- * either the document is read-only, or the cursor is not inside the node.
- */
 function shouldDecorate(
   state: EditorState,
   from: number,
@@ -21,7 +17,6 @@ function shouldDecorate(
   return state.readOnly || !selectionIntersects(state.selection, { from, to })
 }
 
-// ATX heading node names → heading level string
 const ATX_HEADING_LEVEL: Record<string, string> = {
   ATXHeading1: '1',
   ATXHeading2: '2',
@@ -31,15 +26,6 @@ const ATX_HEADING_LEVEL: Record<string, string> = {
   ATXHeading6: '6',
 }
 
-/**
- * Visual-mode decorations for Quarto/Markdown documents (.qmd, .md).
- *
- * Hides syntactic markers (#/*/_ etc.) when the cursor is outside them and
- * applies CSS classes for headings, bold, italic, strikethrough, and inline
- * code.  Mirrors the pattern used by typstDecorations for Typst files.
- *
- * Only covers ATX headings (# … ####### …) — Setext headings are skipped.
- */
 export const quartoDecorations = ViewPlugin.define(
   view => {
     const createDecorations = (

services/web/frontend/js/features/source-editor/extensions/visual/typst-decorations.ts

@@ -9,10 +9,6 @@ import { syntaxTree } from '@codemirror/language'
 import { Tree } from '@lezer/common'
 import { selectionIntersects } from './selection'
 
-/**
- * Returns true when the node range should have its markers hidden:
- * either the document is read-only, or the cursor is not inside the node.
- */
 function shouldDecorate(
   state: EditorState,
   from: number,
@@ -21,13 +17,6 @@ function shouldDecorate(
   return state.readOnly || !selectionIntersects(state.selection, { from, to })
 }
 
-/**
- * Visual-mode decorations for Typst markup.
- *
- * Hides syntactic markers (*/_/= headings/backticks) when the cursor is
- * outside them, and applies CSS classes for bold, italic, headings, and
- * inline code.  Mirrors the pattern used by markDecorations for LaTeX.
- */
 export const typstDecorations = ViewPlugin.define(
   view => {
     const createDecorations = (