fix: use slugs instead of title as basis for explorer (#652)

Jacky Zhao

2023-12-28 504b44716240bb3fb9a077a1acaa3dc1059e2c1e

 quartz/styles/base.scss

@@ -328,12 +328,12 @@

pre {
  font-family: var(--codeFont);
  padding: 0.5rem;
  padding: 0 0.5rem;
  border-radius: 5px;
  overflow-x: auto;
  border: 1px solid var(--lightgray);

  &.mermaid {
  &:has(> code.mermaid) {
    border: none;
  }