v1.28.0

What's Changed

• fix: channels visibility by @moshfeu in #239
• feat(mentorship): limit allowed open requests by @moshfeu in #238
• chore: lint by @moshfeu in #240
• chore(ci): upgrade to node 14 by @moshfeu in #242

Full Changelog: v1.26.0...v1.28.0