fix: correct graph labels for `index.md` nodes (#431)

Ben Schlegel

2023-08-28 c35cd422c65a58f1069302aad0cf9eef7f93d987

 quartz/components/RecentNotes.tsx

@@ -48,7 +48,7 @@
                  </div>
                  {page.dates && (
                    <p class="meta">
                      <Date date={getDate(cfg, fileData)!} />
                      <Date date={getDate(cfg, page)!} />
                    </p>
                  )}
                  <ul class="tags">