feat(MagentaTV): add activity

[InstabilSpielt]

Description

MagentaTV

• Add a new MagentaTV Deutschland activity
• Detect live TV and VOD playback
• Display series name, episode title and season/episode information when available
• Show dynamic channel/service logos from the player
• Support playback timestamps and progress tracking
• Add a details button when a dedicated details page is available

atomicradio

• Fix playback state detection by always showing Assets.Play when currentSpace exists in localStorage
• Fix browsing status showing numeric router IDs

Acknowledgements

• I read the Activity Guidelines
• I linted the code by running npm run lint
• The PR title follows the repo's commit conventions

Screenshots

MagentaTV

LiveTV Playback, when series information is unavailable

LiveTV Playback, when series information is available

VOD Playback, when series information is available

atomicradio

[dimerp]

🖼️ Activity asset preview

Behold, the gallery! Admission is free, but I do accept tips in the form of approvals.

atomicradio (websites/A/atomicradio) — update

Preview	Source	URL
	logo	https://cdn.rcd.gg/PreMiD/websites/A/atomicradio/assets/logo.png
	thumbnail	https://cdn.rcd.gg/PreMiD/websites/A/atomicradio/assets/thumbnail.jpg

MagentaTV Deutschland (websites/M/MagentaTV Deutschland) — creation

Preview	Source	URL
	logo	https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/cc/0e/46/cc0e4697-6748-4d0d-81b4-e882be3c7df6/Placeholder.mill/512x512.png
	thumbnail	https://www.telekom.de/resources/images/1292150/stage-s-2x.webp

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[Bas950]

Can you support more pages?

[Bas950]

Also you should probably split that other presence update to a different branch/pr