perf: don't load mermaid if its not on the page

Jacky Zhao

2024-02-06 34334eabed151cf5fa881d6b34f75107a2d3871e

 .github/dependabot.yml

@@ -8,4 +8,4 @@
  - package-ecosystem: "npm"
    directory: "/"
    schedule:
      interval: "daily"
      interval: "weekly"