feat: support non-singleton table of contents

Jacky Zhao

2025-03-09 1cd8e7f0d510b97dfc2c3314c36d957383162a8f

 quartz/plugins/transformers/links.ts

@@ -65,7 +65,9 @@
                    type: "element",
                    tagName: "svg",
                    properties: {
                      "aria-hidden": "true",
                      class: "external-icon",
                      style: "max-width:0.8em;max-height:0.8em",
                      viewBox: "0 0 512 512",
                    },
                    children: [