Feat show all rooms

[nushea]

Description

Adds toggle for showing all rooms, allow routing rooms through home when so desired, and list the rooms by activity

(basically this)

Fixes #862

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings

AI disclosure:

• Partially AI assisted (clarify which code was AI assisted and briefly explain what it does).
• Fully AI generated (explain what all the generated code does in moderate detail).

Written with the dread of having to touch the router and fearing breaking sth that we'll only find out about months after this feature becomes mundane

[github-actions]

Deploying with    Cloudflare Workers

Status	Preview URL	Commit	Alias	Updated (UTC)
✅ Deployment successful!	https://pr-866-sable.raspy-dream-bb1d.workers.dev	d448c75	pr-866	Tue, 19 May 2026 04:45:07 GMT