add initial marp implementation with sample content and build configuration

node_modules/speech-rule-engine/mjs/highlighter/highlighter_factory.js

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+import { ChtmlHighlighter } from './chtml_highlighter.js';
+import { ColorPicker } from './color_picker.js';
+import { CssHighlighter } from './css_highlighter.js';
+import { HtmlHighlighter } from './html_highlighter.js';
+import { MmlCssHighlighter } from './mml_css_highlighter.js';
+import { MmlHighlighter } from './mml_highlighter.js';
+import { SvgHighlighter } from './svg_highlighter.js';
+import { SvgV3Highlighter } from './svg_v3_highlighter.js';
+export function highlighter(back, fore, rendererInfo) {
+    const colorPicker = new ColorPicker(back, fore);
+    const renderer = rendererInfo.renderer === 'NativeMML' && rendererInfo.browser === 'Safari'
+        ? 'MML-CSS'
+        : rendererInfo.renderer === 'SVG' && rendererInfo.browser === 'v3'
+            ? 'SVG-V3'
+            : rendererInfo.renderer;
+    const highlighter = new (highlighterMapping[renderer] ||
+        highlighterMapping['NativeMML'])();
+    highlighter.setColor(colorPicker);
+    return highlighter;
+}
+export function update(back, fore, highlighter) {
+    const colorPicker = new ColorPicker(back, fore);
+    highlighter.setColor(colorPicker);
+}
+export function addEvents(node, events, rendererInfo) {
+    const highlight = highlighterMapping[rendererInfo.renderer];
+    if (highlight) {
+        new highlight().addEvents(node, events);
+    }
+}
+const highlighterMapping = {
+    SVG: SvgHighlighter,
+    'SVG-V3': SvgV3Highlighter,
+    NativeMML: MmlHighlighter,
+    'HTML-CSS': HtmlHighlighter,
+    'MML-CSS': MmlCssHighlighter,
+    CommonHTML: CssHighlighter,
+    CHTML: ChtmlHighlighter
+};