docs: Add CollapsedWave to showcase.md (#643)

migueltorrescosta

2023-12-20 be76da9e95b6744f4934280cb85504371ccc1244

 quartz/plugins/filters/explicit.ts

@@ -2,7 +2,7 @@

export const ExplicitPublish: QuartzFilterPlugin = () => ({
  name: "ExplicitPublish",
  shouldPublish([_tree, vfile]) {
  shouldPublish(_ctx, [_tree, vfile]) {
    const publishFlag: boolean = vfile.data?.frontmatter?.publish ?? false
    return publishFlag
  },