docs: add fix for 'remote end hung up unexpectedly' error during initial sy...

badcode

2025-04-29 dc2c4dca0845aa9666a7c7d7eb56265df252f82f

 quartz/plugins/transformers/frontmatter.ts

@@ -114,6 +114,10 @@

            if (socialImage) data.socialImage = socialImage

            // Remove duplicate slugs
            const uniqueSlugs = [...new Set(allSlugs)]
            allSlugs.splice(0, allSlugs.length, ...uniqueSlugs)

            // fill in frontmatter
            file.data.frontmatter = data as QuartzPluginData["frontmatter"]
          }