Fix TF-IDF mistake

Closes #2109

Add new year's update log

Fix some typos in a snippet

Release v12 (boreal byte)

Update manifest cache key

Switch to ESM (#2028)

Delete .DS_STORE (#2011)

Merge all content sources

Merge pull request #1920 from 30-seconds/rp-mrg

1.2.3

1.2.2