chore: mark back-to-top button as complete in TODO

diff --git a/TODO.md b/TODO.md
index 14516ac1c7918090757d6c73bb935736675ffdf5..c0bf8f469a6a682c1c41bf6ed0163418db1f4aa7 100644 (file)
--- a/TODO.md
+++ b/TODO.md
@@ -13,9 +13,9 @@
 - [✅] Theme-aware default thumbnails
 - [ ] Sitemap & robots.txt optimization
 - [✅] Prev/Next navigation in single articles view.
-- [â\8f³] debug Prev/Next navigation on narrow screens (out of viewport)
+- [â\9c\85] debug Prev/Next navigation on narrow screens (out of viewport)
 - [ ] Analytics (privacy-respecting)
-- [ ] add back-to-top button
+- [✅] add back-to-top button
 - [ ] Lazy loading articles in list view
 - [ ] modify articles list view to be more of a timeline (line in middle, articles on sides)
 - [ ] Progressive enhancement (offline support)