also looking at this

feat: crossposting — media (LinkedIn/IG/Threads), OAuth token refresh, and X/Twitter

#30

Merged glennmichael123 wants to merge feat/crosspost-media-and-token-refresh into main

28 files +1810 -109

cac99611b6 feat: add LinkedIn image upload to the crosspost driver glennmichael123 review this step
5249291882 feat: proactively refresh expiring OAuth tokens for Threads, LinkedIn, Instagram glennmichael123 review this step
8fe4fc002b feat: serve post images publicly so Instagram/Threads can fetch uploaded files glennmichael123 review this step
45ad9049db feat: add X/Twitter crossposting (OAuth2 PKCE, tweets, media, threads) glennmichael123 review this step