* Migrate post_store to sqlx There are several queries which should improve further if re-written with squirrel. HW tickets will be opened for those. https://community-daily.mattermost.com/boards/workspace/zyoahc9uapdn3xdptac6jb69ic/285b80a3-257d-41f6-8cf4-ed80ca9d92e5/495cdb4d-c13a-4992-8eb9-80cfee2819a4/ctnryw9mga7fu9kc16xsap4phuw ```release-note NONE ``` * Remove struct ```release-note NONE ``` * fix tests ```release-note NONE ```