chore: prepare release 1.16.0

[sable-actions]

Important

Merging this PR will create a new release.

Features

• Add Space banner support per MSC4221. You can now set it from the space settings. (#801 by @nushea)
• Add setting to show icons of the rooms in the Rooms sidebar (#768 by @nushea)
• Add Resize the sidepanels and the thread height of the original object using hoverable tools. (#768 by @nushea)
• Add toggle to allow one to not join a call in a room by just clicking it in the sidebar. (#768 by @nushea)
• Added the ability to right click on a folder to rename it. (#814 by @7w1)
• Upgraded the forward modal to use the same modal present for search and added the ability to forward to same room the message is from. (#808 by @7w1)

Introduce the new Sable logo! (#809 by @Septicity)

• You may need to reinstall PWAs to recieve the new app icons, if you use them.
• Our logo is licensed under CC0, aka do whatever you want with it!
• Also, there's a script for other us or other forks to replace the icon in the future, if needed.

Fixes

• Add graceful fail if MSC4140 event delay exceeded (#276 by @jasonlaguidice)
• Drops paragraph tags when messages are only a single paragraph, use markdown (two new lines) to define a new paragraph rather than a line break. (#799 by @7w1)
• Fixed the text wrapping behavior of fallback messages. (#806 by @7w1)
• Fixed the thin line appearing at the top of unstyled profiles. (#803 by @7w1)
• Matrix.to links sent without explicit markdown formatting are sent as raw links instead of html links. (#786 by @7w1)
• Fix /myroomnick and room cosmetics display name not updating name. (#805 by @7w1)
• Fix spoilers not hiding nested content like mentions, emoji images, and custom-colored spans. (#807 by @7w1)
• Added svgs to the allowed embeds for rendering/sending. (#804 by @7w1)
• Suppress timeline dividers when there's no rendered events between them. (#720 by @mvanhorn)
• Improve thread drawer separation between the pinned root message and replies with a border. (#830 by @7w1)

[github-actions]

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Status	Preview URL	Commit	Alias	Updated (UTC)
✅ Deployment successful!	https://pr-788-sable.raspy-dream-bb1d.workers.dev	187fa01	pr-788	Thu, 14 May 2026 03:23:08 GMT