astro/packages/markdown/component/test/fixtures/astro-markdown-shiki/themes-custom/astro.config.mjs

const serendipity = JSON.parse(
	String.raw`{"name":"Serendipity Morning","type":"light","colors":{"activityBar.activeBorder":"#4E5377","activityBar.background":"#FDFDFE","activityBar.dropBorder":"#D8DAE4","activityBar.foreground":"#4E5377","activityBar.inactiveForeground":"#5F6488","activityBarBadge.background":"#F19A8E","activityBarBadge.foreground":"#FDFDFE","badge.background":"#F19A8E","badge.foreground":"#FDFDFE","banner.background":"#F1F1F4","banner.foreground":"#4E5377","banner.iconForeground":"#5F6488","breadcrumb.activeSelectionForeground":"#F19A8E","breadcrumb.background":"#FDFDFE","breadcrumb.focusForeground":"#5F6488","breadcrumb.foreground":"#8388AD","breadcrumbPicker.background":"#F1F1F4","button.background":"#F19A8E","button.foreground":"#FDFDFE","button.hoverBackground":"#F19A8Ee6","button.secondaryBackground":"#F1F1F4","button.secondaryForeground":"#4E5377","button.secondaryHoverBackground":"#D8DAE4","charts.lines":"#5F6488","charts.foreground":"#4E5377","charts.blue":"#7397DE","charts.green":"#3788BE","charts.orange":"#F19A8E","charts.purple":"#77AAB3","charts.red":"#D26A5D","charts.yellow":"#886CDB","checkbox.background":"#F1F1F4","checkbox.border":"#6e6a8614","checkbox.foreground":"#4E5377","debugExceptionWidget.background":"#F1F1F4","debugExceptionWidget.border":"#6e6a8614","debugIcon.breakpointCurrentStackframeForeground":"#5F6488","debugIcon.breakpointDisabledForeground":"#5F6488","debugIcon.breakpointForeground":"#5F6488","debugIcon.breakpointStackframeForeground":"#5F6488","debugIcon.breakpointUnverifiedForeground":"#5F6488","debugIcon.continueForeground":"#5F6488","debugIcon.disconnectForeground":"#5F6488","debugIcon.pauseForeground":"#5F6488","debugIcon.restartForeground":"#5F6488","debugIcon.startForeground":"#5F6488","debugIcon.stepBackForeground":"#5F6488","debugIcon.stepIntoForeground":"#5F6488","debugIcon.stepOutForeground":"#5F6488","debugIcon.stepOverForeground":"#5F6488","debugIcon.stopForeground":"#D26A5D","debugToolBar.background":"#F1F1F4","debugToolBar.border":"#D8DAE4","descriptionForeground":"#5F6488","diffEditor.border":"#D8DAE4","diffEditor.diagonalFill":"#6e6a8626","diffEditor.insertedTextBackground":"#7397DE14","diffEditor.insertedTextBorder":"#7397DE80","diffEditor.removedTextBackground":"#D26A5D14","diffEditor.removedTextBorder":"#D26A5D80","dropdown.background":"#F1F1F4","dropdown.border":"#6e6a8614","dropdown.foreground":"#4E5377","dropdown.listBackground":"#F1F1F4","editor.background":"#FDFDFE","editor.findMatchBackground":"#6e6a8626","editor.findMatchHighlightBackground":"#6e6a8626","editor.findRangeHighlightBackground":"#6e6a8626","editor.findRangeHighlightBorder":"#0000","editor.focusedStackFrameHighlightBackground":"#6e6a8614","editor.foldBackground":"#F1F1F4","editor.foreground":"#4E5377","editor.hoverHighlightBackground":"#0000","editor.inactiveSelectionBackground":"#6e6a860d","editor.inlineValuesBackground":"#0000","editor.inlineValuesForeground":"#5F6488","editor.lineHighlightBackground":"#6e6a860d","editor.lineHighlightBorder":"#0000","editor.linkedEditingBackground":"#F1F1F4","editor.rangeHighlightBackground":"#6e6a860d","editor.rangeHighlightBorder":"#0000","editor.selectionBackground":"#6e6a8614","editor.selectionForeground":"#4E5377","editor.selectionHighlightBackground":"#6e6a8614","editor.selectionHighlightBorder":"#0000","editor.snippetFinalTabstopHighlightBackground":"#6e6a8614","editor.snippetFinalTabstopHighlightBorder":"#F1F1F4","editor.snippetTabstopHighlightBackground":"#6e6a8614","editor.snippetTabstopHighlightBorder":"#F1F1F4","editor.stackFrameHighlightBackground":"#6e6a8614","editor.symbolHighlightBackground":"#6e6a8614","editor.symbolHighlightBorder":"#0000","editor.wordHighlightBackground":"#6e6a8614","editor.wordHighlightBorder":"#0000","editor.wordHighlightStrongBackground":"#6e6a8614","editor.wordHighlightStrongBorder":"#6e6a8614","editorBracketHighlight.foreground1":"#D26A5D80","editorBracketHighlight.foreground2":"#3788BE80","editorBracketHighlight.foreground3":"#886CDB80","editorBracketHighlight.foreground4":"#7397DE80","editorBracketHighlight.foreground5":"#F19A8E80",
);

export default {
	markdown: {
		syntaxHighlight: 'shiki',
		shikiConfig: { theme: serendipity },
	},
}