Editor Fixes

[NickJ202]

• Contributor flow is broken
• Have to refresh when creating / joining portal
• Featured post / category blocks styling
• Embed block styling
• Table block styling
• Add ability to leave portal
• De-index posts
• Remove pages
• Update asset auth users on post edit (external recipient added)
• When approving posts intermittent issue where approve / reject still shows
• Improve Publish settings grouping/design: https://spaceodysee.slack.com/archives/C07LPHTMWF4/p1769076743400649?thread_ts=1769018604.671069&cid=C07LPHTMWF4
• Contributor flow improvements https://spaceodysee.slack.com/archives/C07LPHTMWF4/p1769083351344839?thread_ts=1769018604.671069&cid=C07LPHTMWF4
• Free image upload disabled on 0 balance wallet https://spaceodysee.slack.com/archives/C07LPHTMWF4/p1769178987637749?thread_ts=1769018604.671069&cid=C07LPHTMWF4
• Last clicked tag stays highlighted https://spaceodysee.slack.com/archives/C07LPHTMWF4/p1769179150578369?thread_ts=1769018604.671069&cid=C07LPHTMWF4